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2,955

2,955 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).
Arithmetic Number Deficient Number Odious Number Pernicious Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
4
Digit sum
21
Digit product
450
Digital root
3
Palindrome
No
Bit width
12 bits
Reversed
5,592
Recamán's sequence
a(1,265) = 2,955
Square (n²)
8,732,025
Cube (n³)
25,803,133,875
Divisor count
8
σ(n) — sum of divisors
4,752
φ(n) — Euler's totient
1,568
Sum of prime factors
205

Primality

Prime factorization: 3 × 5 × 197

Nearest primes: 2,953 (−2) · 2,957 (+2)

Divisors & multiples

All divisors (8)
1 · 3 · 5 · 15 · 197 · 591 · 985 · 2955
Aliquot sum (sum of proper divisors): 1,797
Factor pairs (a × b = 2,955)
1 × 2955
3 × 985
5 × 591
15 × 197
First multiples
2,955 · 5,910 (double) · 8,865 · 11,820 · 14,775 · 17,730 · 20,685 · 23,640 · 26,595 · 29,550

Sums & aliquot sequence

As consecutive integers: 1,477 + 1,478 984 + 985 + 986 589 + 590 + 591 + 592 + 593 490 + 491 + 492 + 493 + 494 + 495
Aliquot sequence: 2,955 1,797 603 281 1 0 — terminates at zero

Representations

In words
two thousand nine hundred fifty-five
Ordinal
2955th
Roman numeral
MMCMLV
Binary
101110001011
Octal
5613
Hexadecimal
0xB8B
Base64
C4s=
One's complement
62,580 (16-bit)
In other bases
ternary (3) 11001110
quaternary (4) 232023
quinary (5) 43310
senary (6) 21403
septenary (7) 11421
nonary (9) 4043
undecimal (11) 2247
duodecimal (12) 1863
tridecimal (13) 1464
tetradecimal (14) 1111
pentadecimal (15) d20

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵βϡνεʹ
Mayan (base 20)
𝋧·𝋧·𝋯
Chinese
二千九百五十五
Chinese (financial)
貳仟玖佰伍拾伍
In other modern scripts
Eastern Arabic ٢٩٥٥ Devanagari २९५५ Bengali ২৯৫৫ Tamil ௨௯௫௫ Thai ๒๙๕๕ Tibetan ༢༩༥༥ Khmer ២៩៥៥ Lao ໒໙໕໕ Burmese ၂၉၅၅

Digit at this position in famous constants

π — Pi (π)
Digit 2,955 = 9
e — Euler's number (e)
Digit 2,955 = 7
φ — Golden ratio (φ)
Digit 2,955 = 0
√2 — Pythagoras's (√2)
Digit 2,955 = 0
ln 2 — Natural log of 2
Digit 2,955 = 7
γ — Euler-Mascheroni (γ)
Digit 2,955 = 8

Also seen as

Hex color
#000B8B
RGB(0, 11, 139)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.11.139.

Address
0.0.11.139
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.11.139

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

Position in π

The digit sequence 2955 first appears in π at position 1,230 of the decimal expansion (the 1,230ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.