number.wiki

Number

887

887 is a prime, odd, a calendar year.

Arithmetic Number Chen Prime Cousin Prime Deficient Number Evil Number Prime Recamán's Sequence Safe Prime Sexy Prime Squarefree Year

Historical context — 887 AD

Calendar year

Year 887 (DCCCLXXXVII) was a common year starting on Sunday of the Julian calendar.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 · English fallback Read the full article on Wikipedia →

Historical context — 887 BC

Decade

This article concerns the period 889 BC – 880 BC.

Excerpt from Wikipedia (en) ↗ · Licensed CC BY-SA 4.0 · English fallback Read the full article on Wikipedia →

Year facts

Year type: Common year
Standard 365-day year; not divisible by 4 (or divisible by 100 but not 400).
Days in year: 365
ISO weeks: 52
Started on: Wednesday
January 1, 887
Ended on: Wednesday
December 31, 887
Friday the 13ths: 1
One Friday the 13th this year.
Decade: 880s
880–889
Century: 9th century
801–900
Millennium: 1st millennium
1–1000
Years ago: 1,139
1139 years before 2026.

In other calendars

Hebrew: 4647 / 4648 AM
Rosh Hashanah falls in September/October.
Islamic Hijri: 273 / 274 AH
Lunar calendar; year spans differ from Gregorian.
Chinese: Year of the zodiac:Fire zodiac:Goat
Sexagenary cycle position 44 of 60. Lunar new year falls in late January / mid-February.
Buddhist Era: 1430 BE
Counted from the parinirvana of the Buddha (Theravada / Thai / Sri Lankan convention).
Persian Solar Hijri: 265 / 266 SH
Iranian calendar; Nowruz (new year) falls on the spring equinox.
Ethiopian: 879 / 880 ET
Year boundary at Enkutatash (September 11/12).
Indian National (Saka): 809 / 808 Saka
Indian national calendar; year starts in March.

Properties

Parity: Odd
Digit count: 3
Digit sum: 23
Digit product: 448
Digital root: 5
Palindrome: No
Bit width: 10 bits
Reversed: 788
Recamán's sequence: a(741) = 887
Square (n²): 786,769
Cube (n³): 697,864,103
Divisor count: 2
σ(n) — sum of divisors: 888
φ(n) — Euler's totient: 886

Primality

887 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)

1 · 887

Aliquot sum (sum of proper divisors): 1

Factor pairs (a × b = 887)

1 × 887

First multiples

887 · 1,774 (double) · 2,661 · 3,548 · 4,435 · 5,322 · 6,209 · 7,096 · 7,983 · 8,870

Sums & aliquot sequence

As consecutive integers: 443 + 444

Representations

In words: eight hundred eighty-seven
Ordinal: 887th
Roman numeral: DCCCLXXXVII
Binary: 1101110111
Octal: 1567
Hexadecimal: 0x377
Base64: A3c=
One's complement: 64,648 (16-bit)

In other bases

ternary (3) 1012212

quaternary (4) 31313

quinary (5) 12022

senary (6) 4035

septenary (7) 2405

nonary (9) 1185

undecimal (11) 737

duodecimal (12) 61b

tridecimal (13) 533

tetradecimal (14) 475

pentadecimal (15) 3e2

Historical numeral systems

Babylonian (base 60): 𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Greek (Milesian): ωπζʹ
Mayan (base 20): 𝋢·𝋤·𝋧
Chinese: 八百八十七
Chinese (financial): 捌佰捌拾柒

In other modern scripts

Eastern Arabic ٨٨٧ Devanagari ८८७ Bengali ৮৮৭ Tamil ௮௮௭ Thai ๘๘๗ Tibetan ༨༨༧ Khmer ៨៨៧ Lao ໘໘໗ Burmese ၈၈၇

Digit at this position in famous constants

π — Pi (π): Digit 887 = 6
e — Euler's number (e): Digit 887 = 1
φ — Golden ratio (φ): Digit 887 = 8
√2 — Pythagoras's (√2): Digit 887 = 4
ln 2 — Natural log of 2: Digit 887 = 7
γ — Euler-Mascheroni (γ): Digit 887 = 3

Also seen as

Prime neighborhood

Adjacent primes:

Previous prime: 883 (gap of 4)
Next prime: 907 (gap of 20)

Pair status: cousin with 883.

Unicode codepoint

ͷ

Greek Small Letter Pamphylian Digamma

U+0377

Lowercase letter (Ll)

UTF-8 encoding: CD B7 (2 bytes).

Lookup U+0377 on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#000377

RGB(0, 3, 119)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.3.119.

Address: 0.0.3.119
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.3.119

Unspecified address (0.0.0.0/8) — "this network" placeholder.