Live analysis

1,009,021

1,009,021 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.).

1,009,021 (one million nine thousand twenty-one) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 13 × 77,617. Written other ways, in hexadecimal, 0xF657D.

Arithmetic Number Cube-Free Deficient Number Evil Number Harshad / Niven Moran Number Recamán's Sequence Semiprime Squarefree

Interestingness

★ ★ ★ ★ ☆

7 notable facts · grade B

1,009,009 1,009,010 1,009,011 1,009,012 1,009,013 1,009,014 1,009,015 1,009,016 1,009,017 1,009,018 1,009,019 1,009,020 1,009,021 1,009,022 1,009,023 1,009,024 1,009,025 1,009,026 1,009,027 1,009,028 1,009,029 1,009,030 1,009,031 1,009,032 1,009,033

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 13
Digit product: 0
Digital root: 4
Palindrome: No
Bit width: 20 bits
Reversed: 1,209,001
Recamán's sequence: a(347,409) = 1,009,021
Square (n²): 1,018,123,378,441
Cube (n³): 1,027,307,869,437,916,261
Divisor count: 4
σ(n) — sum of divisors: 1,086,652
φ(n) — Euler's totient: 931,392
Sum of prime factors: 77,630

Primality

Prime factorization: 13 × 77617

Nearest primes: 1,009,007 (−14) · 1,009,037 (+16)

Divisors & multiples

All divisors (4)

1 · 13 · 77617 · 1009021

Aliquot sum (sum of proper divisors): 77,631

Factor pairs (a × b = 1,009,021)

1 × 1009021

13 × 77617

First multiples

1,009,021 · 2,018,042 (double) · 3,027,063 · 4,036,084 · 5,045,105 · 6,054,126 · 7,063,147 · 8,072,168 · 9,081,189 · 10,090,210

Sums & aliquot sequence

As a sum of two squares: 261² + 970² = 614² + 795²

As consecutive integers: 504,510 + 504,511 77,611 + 77,612 + … + 77,623 38,796 + 38,797 + … + 38,821

Aliquot sequence: 1,009,021 → 77,631 → 27,249 → 10,383 → 3,465 → 4,023 → 1,977 → 663 → 345 → 231 → 153 → 81 → 40 → 50 → 43 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,009,021 = [1004; (1, 1, 669, 5, 1, 222, 2, 1, 1, 3, 74, 7, 1, 2, 2, 24, 2, 1, 1, 1, 9, 2, 7, 1, …)]

Representations

In words: one million nine thousand twenty-one
Ordinal: 1009021st
Binary: 11110110010101111101
Octal: 3662575
Hexadecimal: 0xF657D
Base64: D2V9
One's complement: 4,293,958,274 (32-bit)
Scientific notation: 1.009021 × 10⁶
As a duration: 1,009,021 s = 11 days, 16 hours, 17 minutes, 1 second

In other bases

ternary (3) 1220021010011

quaternary (4) 3312111331

quinary (5) 224242041

senary (6) 33343221

septenary (7) 11401516

nonary (9) 1807104

undecimal (11) 62a102

duodecimal (12) 407b11

tridecimal (13) 294370

tetradecimal (14) 1c3a0d

pentadecimal (15) 14de81

As an angle

1,009,021° = 2,802 × 360° + 301°

301° ≈ 5.253 rad

Compass bearing: WNW (west-northwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic: 𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓏺
Chinese: 一百萬九千零二十一
Chinese (financial): 壹佰萬玖仟零貳拾壹

In other modern scripts

Eastern Arabic ١٠٠٩٠٢١ Devanagari १००९०२१ Bengali ১০০৯০২১ Tamil ௧௦௦௯௦௨௧ Thai ๑๐๐๙๐๒๑ Tibetan ༡༠༠༩༠༢༡ Khmer ១០០៩០២១ Lao ໑໐໐໙໐໒໑ Burmese ၁၀၀၉၀၂၁

Also seen as

Hex color

#0F657D

RGB(15, 101, 125)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.101.125.

Address: 0.15.101.125
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.101.125

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

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 1,009,021 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 US1,009,021 on Google Patents ↗ Look up on USPTO ↗