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1,009,072

1,009,072 is a composite number, even.

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.).

1,009,072 (one million nine thousand seventy-two) is an even 7-digit number. It is a composite number with 10 divisors, and factors as 2⁴ × 63,067. Written other ways, in hexadecimal, 0xF65B0.

Deficient Number Odious Number Pernicious Number Recamán's Sequence

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
2,709,001
Recamán's sequence
a(347,307) = 1,009,072
Square (n²)
1,018,226,301,184
Cube (n³)
1,027,463,650,188,341,248
Divisor count
10
σ(n) — sum of divisors
1,955,108
φ(n) — Euler's totient
504,528
Sum of prime factors
63,075

Primality

Prime factorization: 2 4 × 63067

Nearest primes: 1,009,061 (−11) · 1,009,097 (+25)

Divisors & multiples

All divisors (10)
1 · 2 · 4 · 8 · 16 · 63067 · 126134 · 252268 · 504536 (half) · 1009072
Aliquot sum (sum of proper divisors): 946,036
Factor pairs (a × b = 1,009,072)
1 × 1009072
2 × 504536
4 × 252268
8 × 126134
16 × 63067
First multiples
1,009,072 · 2,018,144 (double) · 3,027,216 · 4,036,288 · 5,045,360 · 6,054,432 · 7,063,504 · 8,072,576 · 9,081,648 · 10,090,720

Sums & aliquot sequence

As consecutive integers: 31,518 + 31,519 + … + 31,549
Aliquot sequence: 1,009,072 946,036 1,198,988 1,199,044 1,583,036 1,827,364 2,406,236 2,660,644 2,701,916 2,701,972 3,159,884 3,646,804 3,707,116 3,882,004 4,291,756 4,291,812 8,667,708 — unresolved within range

Continued fraction of √n

√1,009,072 = [1004; (1, 1, 9, 4, 1, 6, 1, 1, 4, 23, 1, 2, 3, 2, 1, 3, 4, 1, 1, 3, 1, 2, 1, 5, …)]

Representations

In words
one million nine thousand seventy-two
Ordinal
1009072nd
Binary
11110110010110110000
Octal
3662660
Hexadecimal
0xF65B0
Base64
D2Ww
One's complement
4,293,958,223 (32-bit)
Scientific notation
1.009072 × 10⁶
As a duration
1,009,072 s = 11 days, 16 hours, 17 minutes, 52 seconds
In other bases
ternary (3) 1220021012001
quaternary (4) 3312112300
quinary (5) 224242242
senary (6) 33343344
septenary (7) 11401621
nonary (9) 1807161
undecimal (11) 62a149
duodecimal (12) 407b54
tridecimal (13) 2943ac
tetradecimal (14) 1c3a48
pentadecimal (15) 14deb7

As an angle

1,009,072° = 2,802 × 360° + 352°
352° ≈ 6.144 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百萬九千零七十二
Chinese (financial)
壹佰萬玖仟零柒拾貳
In other modern scripts
Eastern Arabic ١٠٠٩٠٧٢ Devanagari १००९०७२ Bengali ১০০৯০৭২ Tamil ௧௦௦௯௦௭௨ Thai ๑๐๐๙๐๗๒ Tibetan ༡༠༠༩༠༧༢ Khmer ១០០៩០៧២ Lao ໑໐໐໙໐໗໒ Burmese ၁၀၀၉၀၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1009072, here are decompositions:

  • 11 + 1009061 = 1009072
  • 23 + 1009049 = 1009072
  • 83 + 1008989 = 1009072
  • 89 + 1008983 = 1009072
  • 149 + 1008923 = 1009072
  • 263 + 1008809 = 1009072
  • 293 + 1008779 = 1009072
  • 353 + 1008719 = 1009072

Showing the first eight; more decompositions exist.

Hex color
#0F65B0
RGB(15, 101, 176)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.101.176.

Address
0.15.101.176
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.101.176

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 1,009,072 and was likely granted around 1911.

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

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.