Live analysis

1,009,009

1,009,009 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.).

1,009,009 (one million nine thousand nine) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 821 × 1,229. Written other ways, in hexadecimal, 0xF6571.

Arithmetic Number Cube-Free Deficient Number Evil Number Flippable Recamán's Sequence Semiprime Squarefree

Interestingness

★ ★ ★ ★ ☆

6 notable facts · grade B

1,008,997 1,008,998 1,008,999 1,009,000 1,009,001 1,009,002 1,009,003 1,009,004 1,009,005 1,009,006 1,009,007 1,009,008 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

less more

Properties

Parity: Odd
Digit count: 7
Digit sum: 19
Digit product: 0
Digital root: 1
Palindrome: No
Bit width: 20 bits
Reversed: 9,009,001
Flips to (rotate 180°): 6,006,001
Recamán's sequence: a(347,433) = 1,009,009
Square (n²): 1,018,099,162,081
Cube (n³): 1,027,271,217,432,187,729
Divisor count: 4
σ(n) — sum of divisors: 1,011,060
φ(n) — Euler's totient: 1,006,960
Sum of prime factors: 2,050

Primality

Prime factorization: 821 × 1229

Nearest primes: 1,009,007 (−2) · 1,009,037 (+28)

Divisors & multiples

All divisors (4)

1 · 821 · 1229 · 1009009

Aliquot sum (sum of proper divisors): 2,051

Factor pairs (a × b = 1,009,009)

1 × 1009009

821 × 1229

First multiples

1,009,009 · 2,018,018 (double) · 3,027,027 · 4,036,036 · 5,045,045 · 6,054,054 · 7,063,063 · 8,072,072 · 9,081,081 · 10,090,090

Sums & aliquot sequence

As a sum of two squares: 440² + 903² = 540² + 847²

As consecutive integers: 504,504 + 504,505 819 + 820 + … + 1,639 207 + 208 + … + 1,435

Aliquot sequence: 1,009,009 → 2,051 → 301 → 51 → 21 → 11 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,009,009 = [1004; (2, 44, 6, 1, 13, 10, 1, 2, 24, 1, 3, 3, 10, 2, 3, 2, 1, 1, 6, 11, 1, 4, 5, 1, …)]

Representations

In words: one million nine thousand nine
Ordinal: 1009009th
Binary: 11110110010101110001
Octal: 3662561
Hexadecimal: 0xF6571
Base64: D2Vx
One's complement: 4,293,958,286 (32-bit)
Scientific notation: 1.009009 × 10⁶
As a duration: 1,009,009 s = 11 days, 16 hours, 16 minutes, 49 seconds

In other bases

ternary (3) 1220021002201

quaternary (4) 3312111301

quinary (5) 224242014

senary (6) 33343201

septenary (7) 11401501

nonary (9) 1807081

undecimal (11) 62a0a1

duodecimal (12) 407b01

tridecimal (13) 294361

tetradecimal (14) 1c3a01

pentadecimal (15) 14de74

Palindromic in base 9

As an angle

1,009,009° = 2,802 × 360° + 289°

289° ≈ 5.044 rad

Compass bearing: WNW (west-northwest)

Why does a circle have 360 degrees? →

Historical numeral systems

Babylonian (base 60): 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic: 𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese: 一百萬九千零九
Chinese (financial): 壹佰萬玖仟零玖

In other modern scripts

Eastern Arabic ١٠٠٩٠٠٩ Devanagari १००९००९ Bengali ১০০৯০০৯ Tamil ௧௦௦௯௦௦௯ Thai ๑๐๐๙๐๐๙ Tibetan ༡༠༠༩༠༠༩ Khmer ១០០៩០០៩ Lao ໑໐໐໙໐໐໙ Burmese ၁၀၀၉၀၀၉

Also seen as

Hex color

#0F6571

RGB(15, 101, 113)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.101.113.

Address: 0.15.101.113
Class: reserved
IPv4-mapped IPv6: ::ffff:0.15.101.113

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