Live analysis

1,012,991

1,012,991 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.).

1,012,991 (one million twelve thousand nine hundred ninety-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 7 × 47 × 3,079. Written other ways, in hexadecimal, 0xF74FF.

Arithmetic Number Cube-Free Deficient Number Evil Number Sphenic Number Squarefree

Interestingness

★ ★ ☆ ☆ ☆

4 notable facts · grade D

1,012,979 1,012,980 1,012,981 1,012,982 1,012,983 1,012,984 1,012,985 1,012,986 1,012,987 1,012,988 1,012,989 1,012,990 1,012,991 1,012,992 1,012,993 1,012,994 1,012,995 1,012,996 1,012,997 1,012,998 1,012,999 1,013,000 1,013,001 1,013,002 1,013,003

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 23
Digit product: 0
Digital root: 5
Palindrome: No
Bit width: 20 bits
Reversed: 1,992,101
Square (n²): 1,026,150,766,081
Cube (n³): 1,039,481,490,683,158,271
Divisor count: 8
σ(n) — sum of divisors: 1,182,720
φ(n) — Euler's totient: 849,528
Sum of prime factors: 3,133

Primality

Prime factorization: 7 × 47 × 3079

Nearest primes: 1,012,981 (−10) · 1,012,993 (+2)

Divisors & multiples

All divisors (8)

1 · 7 · 47 · 329 · 3079 · 21553 · 144713 · 1012991

Aliquot sum (sum of proper divisors): 169,729

Factor pairs (a × b = 1,012,991)

1 × 1012991

7 × 144713

47 × 21553

329 × 3079

First multiples

1,012,991 · 2,025,982 (double) · 3,038,973 · 4,051,964 · 5,064,955 · 6,077,946 · 7,090,937 · 8,103,928 · 9,116,919 · 10,129,910

Sums & aliquot sequence

As consecutive integers: 506,495 + 506,496 144,710 + 144,711 + … + 144,716 72,350 + 72,351 + … + 72,363 21,530 + 21,531 + … + 21,576

Aliquot sequence: 1,012,991 → 169,729 → 24,255 → 29,097 → 14,427 → 9,493 → 875 → 373 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,012,991 = [1006; (2, 9, 3, 7, 1, 1, 1, 2, 1, 3, 3, 1, 31, 1, 2, 2, 1, 7, 1, 1, 1, 1, 1, 1, …)]

Representations

In words: one million twelve thousand nine hundred ninety-one
Ordinal: 1012991st
Binary: 11110111010011111111
Octal: 3672377
Hexadecimal: 0xF74FF
Base64: D3T/
One's complement: 4,293,954,304 (32-bit)
Scientific notation: 1.012991 × 10⁶
As a duration: 1,012,991 s = 11 days, 17 hours, 23 minutes, 11 seconds

In other bases

ternary (3) 1220110120012

quaternary (4) 3313103333

quinary (5) 224403431

senary (6) 33413435

septenary (7) 11416220

nonary (9) 1813505

undecimal (11) 632091

duodecimal (12) 40a27b

tridecimal (13) 296105

tetradecimal (14) 1c5247

pentadecimal (15) 15022b

As an angle

1,012,991° = 2,813 × 360° + 311°

311° ≈ 5.428 rad

Compass bearing: NW (northwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic: 𓁨𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese: 一百零一萬二千九百九十一
Chinese (financial): 壹佰零壹萬貳仟玖佰玖拾壹

In other modern scripts

Eastern Arabic ١٠١٢٩٩١ Devanagari १०१२९९१ Bengali ১০১২৯৯১ Tamil ௧௦௧௨௯௯௧ Thai ๑๐๑๒๙๙๑ Tibetan ༡༠༡༢༩༩༡ Khmer ១០១២៩៩១ Lao ໑໐໑໒໙໙໑ Burmese ၁၀၁၂၉၉၁

Also seen as

Hex color

#0F74FF

RGB(15, 116, 255)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.116.255.

Address: 0.15.116.255
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.116.255

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 1, 2991 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)

2991-10-01 (MMDYYYY (US, single-digit day))
2991-01-10 (DDMYYYY (Euro, single-digit month))

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 1,012,991 and was likely granted around 1911.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Look up US1,012,991 on Google Patents ↗ Look up on USPTO ↗