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1,015,828

1,015,828 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.).

1,015,828 (one million fifteen thousand eight hundred twenty-eight) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 11 × 23,087. Written other ways, in hexadecimal, 0xF8014.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
25
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
8,285,101
Square (n²)
1,031,906,525,584
Cube (n³)
1,048,239,542,070,943,552
Divisor count
12
σ(n) — sum of divisors
1,939,392
φ(n) — Euler's totient
461,720
Sum of prime factors
23,102

Primality

Prime factorization: 2 2 × 11 × 23087

Nearest primes: 1,015,823 (−5) · 1,015,829 (+1)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 11 · 22 · 44 · 23087 · 46174 · 92348 · 253957 · 507914 (half) · 1015828
Aliquot sum (sum of proper divisors): 923,564
Factor pairs (a × b = 1,015,828)
1 × 1015828
2 × 507914
4 × 253957
11 × 92348
22 × 46174
44 × 23087
First multiples
1,015,828 · 2,031,656 (double) · 3,047,484 · 4,063,312 · 5,079,140 · 6,094,968 · 7,110,796 · 8,126,624 · 9,142,452 · 10,158,280

Sums & aliquot sequence

As consecutive integers: 126,975 + 126,976 + … + 126,982 92,343 + 92,344 + … + 92,353 11,500 + 11,501 + … + 11,587
Aliquot sequence: 1,015,828 923,564 692,680 865,940 1,016,500 1,342,220 1,733,188 1,431,932 1,073,956 1,058,524 793,900 1,034,108 775,588 705,164 571,636 505,776 837,888 — unresolved within range

Continued fraction of √n

√1,015,828 = [1007; (1, 7, 1, 1, 5, 2, 7, 1, 4, 14, 10, 1, 17, 11, 3, 167, 1, 1, 1, 10, 1, 2, 1, 1, …)]

Representations

In words
one million fifteen thousand eight hundred twenty-eight
Ordinal
1015828th
Binary
11111000000000010100
Octal
3700024
Hexadecimal
0xF8014
Base64
D4AU
One's complement
4,293,951,467 (32-bit)
Scientific notation
1.015828 × 10⁶
As a duration
1,015,828 s = 11 days, 18 hours, 10 minutes, 28 seconds
In other bases
ternary (3) 1220121110021
quaternary (4) 3320000110
quinary (5) 230001303
senary (6) 33434524
septenary (7) 11430412
nonary (9) 1817407
undecimal (11) 634230
duodecimal (12) 40ba44
tridecimal (13) 2974a8
tetradecimal (14) 1c62b2
pentadecimal (15) 150ebd

As an angle

1,015,828° = 2,821 × 360° + 268°
268° ≈ 4.677 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零一萬五千八百二十八
Chinese (financial)
壹佰零壹萬伍仟捌佰貳拾捌
In other modern scripts
Eastern Arabic ١٠١٥٨٢٨ Devanagari १०१५८२८ Bengali ১০১৫৮২৮ Tamil ௧௦௧௫௮௨௮ Thai ๑๐๑๕๘๒๘ Tibetan ༡༠༡༥༨༢༨ Khmer ១០១៥៨២៨ Lao ໑໐໑໕໘໒໘ Burmese ၁၀၁၅၈၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1015828, here are decompositions:

  • 5 + 1015823 = 1015828
  • 59 + 1015769 = 1015828
  • 89 + 1015739 = 1015828
  • 101 + 1015727 = 1015828
  • 131 + 1015697 = 1015828
  • 137 + 1015691 = 1015828
  • 167 + 1015661 = 1015828
  • 227 + 1015601 = 1015828

Showing the first eight; more decompositions exist.

Hex color
#0F8014
RGB(15, 128, 20)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.128.20.

Address
0.15.128.20
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.128.20

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 1, 5828 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 5828-10-01 (MMDYYYY (US, single-digit day))
  • 5828-01-10 (DDMYYYY (Euro, single-digit month))
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 1,015,828 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°.