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1,004,128

1,004,128 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.).

1,004,128 (one million four thousand one hundred twenty-eight) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2⁵ × 31,379. Written other ways, in hexadecimal, 0xF5260.

Arithmetic Number Deficient Number Happy Number Harshad / Niven Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
8,214,001
Square (n²)
1,008,273,040,384
Cube (n³)
1,012,435,191,494,705,152
Divisor count
12
σ(n) — sum of divisors
1,976,940
φ(n) — Euler's totient
502,048
Sum of prime factors
31,389

Primality

Prime factorization: 2 5 × 31379

Nearest primes: 1,004,119 (−9) · 1,004,137 (+9)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 8 · 16 · 32 · 31379 · 62758 · 125516 · 251032 · 502064 (half) · 1004128
Aliquot sum (sum of proper divisors): 972,812
Factor pairs (a × b = 1,004,128)
1 × 1004128
2 × 502064
4 × 251032
8 × 125516
16 × 62758
32 × 31379
First multiples
1,004,128 · 2,008,256 (double) · 3,012,384 · 4,016,512 · 5,020,640 · 6,024,768 · 7,028,896 · 8,033,024 · 9,037,152 · 10,041,280

Sums & aliquot sequence

As consecutive integers: 15,658 + 15,659 + … + 15,721
Aliquot sequence: 1,004,128 972,812 729,616 730,608 1,221,648 2,040,048 3,866,320 5,418,800 9,342,160 13,084,976 14,989,120 21,879,488 23,991,388 17,993,548 15,672,644 16,549,756 12,508,812 — unresolved within range

Continued fraction of √n

√1,004,128 = [1002; (16, 6, 5, 1, 1, 8, 4, 14, 1, 15, 1, 1, 1, 2, 3, 1, 20, 9, 1, 1, 5, 1, 1, 1, …)]

Representations

In words
one million four thousand one hundred twenty-eight
Ordinal
1004128th
Binary
11110101001001100000
Octal
3651140
Hexadecimal
0xF5260
Base64
D1Jg
One's complement
4,293,963,167 (32-bit)
Scientific notation
1.004128 × 10⁶
As a duration
1,004,128 s = 11 days, 14 hours, 55 minutes, 28 seconds
In other bases
ternary (3) 1220000101221
quaternary (4) 3311021200
quinary (5) 224113003
senary (6) 33304424
septenary (7) 11351326
nonary (9) 1800357
undecimal (11) 626464
duodecimal (12) 405114
tridecimal (13) 292078
tetradecimal (14) 1c1d16
pentadecimal (15) 14c7bd

As an angle

1,004,128° = 2,789 × 360° + 88°
88° ≈ 1.536 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬四千一百二十八
Chinese (financial)
壹佰萬肆仟壹佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٠٤١٢٨ Devanagari १००४१२८ Bengali ১০০৪১২৮ Tamil ௧௦௦௪௧௨௮ Thai ๑๐๐๔๑๒๘ Tibetan ༡༠༠༤༡༢༨ Khmer ១០០៤១២៨ Lao ໑໐໐໔໑໒໘ Burmese ၁၀၀၄၁၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1004128, here are decompositions:

  • 11 + 1004117 = 1004128
  • 71 + 1004057 = 1004128
  • 101 + 1004027 = 1004128
  • 197 + 1003931 = 1004128
  • 239 + 1003889 = 1004128
  • 311 + 1003817 = 1004128
  • 449 + 1003679 = 1004128
  • 509 + 1003619 = 1004128

Showing the first eight; more decompositions exist.

Hex color
#0F5260
RGB(15, 82, 96)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.82.96.

Address
0.15.82.96
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.82.96

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 1,004,128 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°.