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1,020,426

1,020,426 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.).

1,020,426 (one million twenty thousand four hundred twenty-six) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 11 × 15,461. Its proper divisors sum to 1,206,102, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF920A.

Abundant Number Arithmetic Number Cube-Free Odious Number Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
6,240,201
Square (n²)
1,041,269,221,476
Cube (n³)
1,062,538,186,593,868,776
Divisor count
16
σ(n) — sum of divisors
2,226,528
φ(n) — Euler's totient
309,200
Sum of prime factors
15,477

Primality

Prime factorization: 2 × 3 × 11 × 15461

Nearest primes: 1,020,419 (−7) · 1,020,431 (+5)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 6 · 11 · 22 · 33 · 66 · 15461 · 30922 · 46383 · 92766 · 170071 · 340142 · 510213 (half) · 1020426
Aliquot sum (sum of proper divisors): 1,206,102
Factor pairs (a × b = 1,020,426)
1 × 1020426
2 × 510213
3 × 340142
6 × 170071
11 × 92766
22 × 46383
33 × 30922
66 × 15461
First multiples
1,020,426 · 2,040,852 (double) · 3,061,278 · 4,081,704 · 5,102,130 · 6,122,556 · 7,142,982 · 8,163,408 · 9,183,834 · 10,204,260

Sums & aliquot sequence

As consecutive integers: 340,141 + 340,142 + 340,143 255,105 + 255,106 + 255,107 + 255,108 92,761 + 92,762 + … + 92,771 85,030 + 85,031 + … + 85,041
Aliquot sequence: 1,020,426 1,206,102 1,221,738 1,719,702 2,006,358 2,006,370 3,390,714 4,144,326 4,144,338 5,903,982 9,091,218 9,188,718 13,724,562 14,243,118 16,515,282 21,399,342 21,444,690 — unresolved within range

Continued fraction of √n

√1,020,426 = [1010; (6, 5, 12, 2, 1, 4, 2, 4, 1, 2, 1, 2, 5, 1, 3, 2, 5, 7, 4, 1, 1, 1, 1, 2, …)]

Representations

In words
one million twenty thousand four hundred twenty-six
Ordinal
1020426th
Binary
11111001001000001010
Octal
3711012
Hexadecimal
0xF920A
Base64
D5IK
One's complement
4,293,946,869 (32-bit)
Scientific notation
1.020426 × 10⁶
As a duration
1,020,426 s = 11 days, 19 hours, 27 minutes, 6 seconds
In other bases
ternary (3) 1220211202120
quaternary (4) 3321020022
quinary (5) 230123201
senary (6) 33512110
septenary (7) 11450001
nonary (9) 1824676
undecimal (11) 637730
duodecimal (12) 412636
tridecimal (13) 299604
tetradecimal (14) 1c7c38
pentadecimal (15) 152536

As an angle

1,020,426° = 2,834 × 360° + 186°
186° ≈ 3.246 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬零四百二十六
Chinese (financial)
壹佰零貳萬零肆佰貳拾陸
In other modern scripts
Eastern Arabic ١٠٢٠٤٢٦ Devanagari १०२०४२६ Bengali ১০২০৪২৬ Tamil ௧௦௨௦௪௨௬ Thai ๑๐๒๐๔๒๖ Tibetan ༡༠༢༠༤༢༦ Khmer ១០២០៤២៦ Lao ໑໐໒໐໔໒໖ Burmese ၁၀၂၀၄၂၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1020426, here are decompositions:

  • 7 + 1020419 = 1020426
  • 13 + 1020413 = 1020426
  • 19 + 1020407 = 1020426
  • 37 + 1020389 = 1020426
  • 47 + 1020379 = 1020426
  • 73 + 1020353 = 1020426
  • 89 + 1020337 = 1020426
  • 97 + 1020329 = 1020426

Showing the first eight; more decompositions exist.

Hex color
#0F920A
RGB(15, 146, 10)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.146.10.

Address
0.15.146.10
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.146.10

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 2, 0426 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0426-02-01 (DMMYYYY (Euro, single-digit day))
  • 0426-10-02 (MMDYYYY (US, single-digit day))
  • 0426-02-10 (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 1,020,426 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°.