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1,007,128

1,007,128 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.).

1,007,128 (one million seven thousand one hundred twenty-eight) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2³ × 31² × 131. Written other ways, in hexadecimal, 0xF5E18.

Deficient Number Odious Number Pernicious Number Smith Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
8,217,001
Square (n²)
1,014,306,808,384
Cube (n³)
1,021,536,787,314,161,152
Divisor count
24
σ(n) — sum of divisors
1,966,140
φ(n) — Euler's totient
483,600
Sum of prime factors
199

Primality

Prime factorization: 2 3 × 31 2 × 131

Nearest primes: 1,007,119 (−9) · 1,007,129 (+1)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 8 · 31 · 62 · 124 · 131 · 248 · 262 · 524 · 961 · 1048 · 1922 · 3844 · 4061 · 7688 · 8122 · 16244 · 32488 · 125891 · 251782 · 503564 (half) · 1007128
Aliquot sum (sum of proper divisors): 959,012
Factor pairs (a × b = 1,007,128)
1 × 1007128
2 × 503564
4 × 251782
8 × 125891
31 × 32488
62 × 16244
124 × 8122
131 × 7688
248 × 4061
262 × 3844
524 × 1922
961 × 1048
First multiples
1,007,128 · 2,014,256 (double) · 3,021,384 · 4,028,512 · 5,035,640 · 6,042,768 · 7,049,896 · 8,057,024 · 9,064,152 · 10,071,280

Sums & aliquot sequence

As consecutive integers: 62,938 + 62,939 + … + 62,953 32,473 + 32,474 + … + 32,503 7,623 + 7,624 + … + 7,753 1,783 + 1,784 + … + 2,278
Aliquot sequence: 1,007,128 959,012 719,266 359,636 269,734 134,870 107,914 56,246 28,126 22,274 17,854 9,506 7,252 7,910 8,506 4,256 5,824 — unresolved within range

Continued fraction of √n

√1,007,128 = [1003; (1, 1, 3, 1, 5, 17, 1, 1, 2, 3, 4, 5, 9, 1, 1, 48, 2, 2, 1, 60, 9, 3, 1, 1, …)]

Representations

In words
one million seven thousand one hundred twenty-eight
Ordinal
1007128th
Binary
11110101111000011000
Octal
3657030
Hexadecimal
0xF5E18
Base64
D14Y
One's complement
4,293,960,167 (32-bit)
Scientific notation
1.007128 × 10⁶
As a duration
1,007,128 s = 11 days, 15 hours, 45 minutes, 28 seconds
In other bases
ternary (3) 1220011112001
quaternary (4) 3311320120
quinary (5) 224212003
senary (6) 33330344
septenary (7) 11363143
nonary (9) 1804461
undecimal (11) 628741
duodecimal (12) 4069b4
tridecimal (13) 293545
tetradecimal (14) 1c305a
pentadecimal (15) 14d61d

As an angle

1,007,128° = 2,797 × 360° + 208°
208° ≈ 3.63 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬七千一百二十八
Chinese (financial)
壹佰萬柒仟壹佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٠٧١٢٨ Devanagari १००७१२८ Bengali ১০০৭১২৮ Tamil ௧௦௦௭௧௨௮ Thai ๑๐๐๗๑๒๘ Tibetan ༡༠༠༧༡༢༨ Khmer ១០០៧១២៨ Lao ໑໐໐໗໑໒໘ Burmese ၁၀၀၇၁၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1007128, here are decompositions:

  • 11 + 1007117 = 1007128
  • 29 + 1007099 = 1007128
  • 47 + 1007081 = 1007128
  • 107 + 1007021 = 1007128
  • 137 + 1006991 = 1007128
  • 149 + 1006979 = 1007128
  • 179 + 1006949 = 1007128
  • 191 + 1006937 = 1007128

Showing the first eight; more decompositions exist.

Hex color
#0F5E18
RGB(15, 94, 24)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.94.24.

Address
0.15.94.24
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.94.24

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 1,007,128 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°.