87 Number Properties & Facts

Eighty-Seven

Primality

Prime Factorization of 87
31 × 291
Number of Divisors in 87
4
1, 3, 29, 87
1, 3, 29, 87
Is 87 Prime?
No

Trigonometry

Sine of 87
-0.82181783663082
Cosecant: -1.2168146703893
Cosine of 87
0.56975033426531
Secant: 1.7551547403469
Tangent of 87
-1.4424174716642
Cotangent: -0.69328056519325

Functions

Square of 87
7569
87 × 87 = 7569
Square Root of 87
9.3273790530888
9.32737905308882 = 87
Natural Logarithm (ln) of 87
4.4659081186546
e4.4659081186546 = 87
Decimal Logarithm (log) of 87
1.9395192526186
101.9395192526186 = 87

Numeric Bases

87 in Binary
0b1010111
Base 2
87 in Octal
0127
Base 8
87 in Hexadecimal
0x57
Base 16

Sequences

Is 87 a Fibonacci Number?
No
Is 87 a Bell Number?
No
Is 87 a Catalan Number?
No
Is 87 a Factorial?
No
Is 87 a Perfect Number?
No

Translations

How do you say 87 in different languages?
Englisheighty-seven
españolochenta y siete
françaisquatre-vingt-sept
Deutschsieben­und­achtzig
Nederlandszeven­en­tachtig
русскийвосемьдесят семь
українськавісімдесят сім
Tiếng Việttám mươi bảy
العربيةسبعة و ثمانون
עבריתשמונים ושבע
हिन्दीसत्तासी
中文八十七
日本語八十七
한국어팔십칠
češtinaosmdesát sedm
hrvatskiosamdeset i sedam
slovenčinaosemdesiat­sedem
polskiosiemdziesiąt siedem
Türkçeseksen yedi
portuguêsoitenta e sete
italianoottanta­sette
svenskaåttio­sju
suomikahdeksan­kymmentä­seitsemän
norskåtti­sju
Filipinowalóng pû’t pitó
Melayulapan puluh tujuh
မြန်မာရှစ်ဆယ်ခုနှစ်
Indonesiadelapan puluh tujuh
Kiswahilithemanini na saba

Miscellaneous

Number of Significant Figures in 87
2
Hamming Weight of 87
5
Is 87 a Hamming (Regular) Number?
No
Is 87 a Humble Number?
No
Is 87 a Polygonal (s < 13) Number?
No
Is 87 a Happy Number?
No
Is 87 a Self Describing Number?
No
Is 87 a Palindrome?
No
Is 87 a Münchhausen Number?
No
Is 87 an Eban Number?
No
Is 87 a Pernicious Number?
Yes
Is 87 a Attractive Number?
Yes
Is 87 a Perfect Square?
No
Is 87 a Perfect Power?
No