Live analysis

3,141

3,141 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.).

3,141 (three thousand one hundred forty-one) is an odd 4-digit number. It is a composite number with 6 divisors, and factors as 3² × 349. Written other ways, in Roman numerals it is MMMCXLI and in binary, 110001000101.

Cube-Free Deficient Number Harshad / Niven Moran Number Odious Number Pernicious Number Recamán's Sequence

Interestingness

★ ★ ☆ ☆ ☆

4 notable facts · grade D

3,129 3,130 3,131 3,132 3,133 3,134 3,135 3,136 3,137 3,138 3,139 3,140 3,141 3,142 3,143 3,144 3,145 3,146 3,147 3,148 3,149 3,150 3,151 3,152 3,153

less more

Properties

Parity: Odd
Digit count: 4
Digit sum: 9
Digit product: 12
Digital root: 9
Palindrome: No
Bit width: 12 bits
Reversed: 1,413
Recamán's sequence: a(7,066) = 3,141
Square (n²): 9,865,881
Cube (n³): 30,988,732,221
Divisor count: 6
σ(n) — sum of divisors: 4,550
φ(n) — Euler's totient: 2,088
Sum of prime factors: 355

Primality

Prime factorization: 3 ² × 349

Nearest primes: 3,137 (−4) · 3,163 (+22)

Divisors & multiples

All divisors (6)

1 · 3 · 9 · 349 · 1047 · 3141

Aliquot sum (sum of proper divisors): 1,409

Factor pairs (a × b = 3,141)

1 × 3141

3 × 1047

9 × 349

First multiples

3,141 · 6,282 (double) · 9,423 · 12,564 · 15,705 · 18,846 · 21,987 · 25,128 · 28,269 · 31,410

Sums & aliquot sequence

As a sum of two squares: 15² + 54²

As consecutive integers: 1,570 + 1,571 1,046 + 1,047 + 1,048 521 + 522 + 523 + 524 + 525 + 526 345 + 346 + … + 353

Aliquot sequence: 3,141 → 1,409 → 1 → 0 — terminates at zero

Continued fraction of √n

√3,141 = [56; (22, 2, 2, 4, 12, 4, 2, 2, 22, 112)]

Period length 10 — the block in parentheses repeats forever.

Representations

In words: three thousand one hundred forty-one
Ordinal: 3141st
Roman numeral: MMMCXLI
Binary: 110001000101
Octal: 6105
Hexadecimal: 0xC45
Base64: DEU=
One's complement: 62,394 (16-bit)
Scientific notation: 3.141 × 10³
As a duration: 3,141 s = 52 minutes, 21 seconds

In other bases

ternary (3) 11022100

quaternary (4) 301011

quinary (5) 100031

senary (6) 22313

septenary (7) 12105

nonary (9) 4270

undecimal (11) 23a6

duodecimal (12) 1999

tridecimal (13) 1578

tetradecimal (14) 1205

pentadecimal (15) de6

As an angle

3,141° = 8 × 360° + 261°

261° ≈ 4.555 rad

Compass bearing: W (west)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic: 𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓏺
Greek (Milesian): ͵γρμαʹ
Mayan (base 20): 𝋧·𝋱·𝋡
Chinese: 三千一百四十一
Chinese (financial): 參仟壹佰肆拾壹

In other modern scripts

Eastern Arabic ٣١٤١ Devanagari ३१४१ Bengali ৩১৪১ Tamil ௩௧௪௧ Thai ๓๑๔๑ Tibetan ༣༡༤༡ Khmer ៣១៤១ Lao ໓໑໔໑ Burmese ၃၁၄၁

Digit at this position in famous constants

π — Pi (π): Digit 3,141 = 4
e — Euler's number (e): Digit 3,141 = 4
φ — Golden ratio (φ): Digit 3,141 = 1
√2 — Pythagoras's (√2): Digit 3,141 = 1
ln 2 — Natural log of 2: Digit 3,141 = 0
γ — Euler-Mascheroni (γ): Digit 3,141 = 7

Also seen as

Hex color

#000C45

RGB(0, 12, 69)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.12.69.

Address: 0.0.12.69
Class: reserved
IPv4-mapped IPv6: ::ffff:0.0.12.69

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

Musical pitch

Heard as a frequency, 3,141 Hz is closest to:

Concert pitch (A4 = 440 Hz): G7 (3136 Hz, +3¢)
Scientific pitch (C4 = 256 Hz): G7 (3068.5 Hz, +40¢)
Baroque pitch (A4 = 415 Hz): G♯7 (3133.7 Hz, +4¢)

Position in π

The digit sequence 3141 first appears in π before the decimal point (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.

Look up 3141 on Pi Search ↗