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1,000,402

1,000,402 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.).

1,000,402 (one million four hundred two) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 13 × 109 × 353. Written other ways, in hexadecimal, 0xF43D2.

Cube-Free Deficient Number Odious Number Pernicious Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
7
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
2,040,001
Square (n²)
1,000,804,161,604
Cube (n³)
1,001,206,484,876,964,808
Divisor count
16
σ(n) — sum of divisors
1,635,480
φ(n) — Euler's totient
456,192
Sum of prime factors
477

Primality

Prime factorization: 2 × 13 × 109 × 353

Nearest primes: 1,000,397 (−5) · 1,000,403 (+1)

Divisors & multiples

All divisors (16)
1 · 2 · 13 · 26 · 109 · 218 · 353 · 706 · 1417 · 2834 · 4589 · 9178 · 38477 · 76954 · 500201 (half) · 1000402
Aliquot sum (sum of proper divisors): 635,078
Factor pairs (a × b = 1,000,402)
1 × 1000402
2 × 500201
13 × 76954
26 × 38477
109 × 9178
218 × 4589
353 × 2834
706 × 1417
First multiples
1,000,402 · 2,000,804 (double) · 3,001,206 · 4,001,608 · 5,002,010 · 6,002,412 · 7,002,814 · 8,003,216 · 9,003,618 · 10,004,020

Sums & aliquot sequence

As a sum of two squares: 49² + 999² = 339² + 941² = 509² + 861² = 599² + 801²
As consecutive integers: 250,099 + 250,100 + 250,101 + 250,102 76,948 + 76,949 + … + 76,960 19,213 + 19,214 + … + 19,264 9,124 + 9,125 + … + 9,232
Aliquot sequence: 1,000,402 635,078 317,542 158,774 138,442 69,224 68,476 67,604 50,710 49,082 35,590 28,490 37,174 18,590 20,938 13,352 11,698 — unresolved within range

Continued fraction of √n

√1,000,402 = [1000; (4, 1, 40, 40, 1, 4, 2000)]

Period length 7 — the block in parentheses repeats forever.

Representations

In words
one million four hundred two
Ordinal
1000402nd
Binary
11110100001111010010
Octal
3641722
Hexadecimal
0xF43D2
Base64
D0PS
One's complement
4,293,966,893 (32-bit)
Scientific notation
1.000402 × 10⁶
As a duration
1,000,402 s = 11 days, 13 hours, 53 minutes, 22 seconds
In other bases
ternary (3) 1212211021221
quaternary (4) 3310033102
quinary (5) 224003102
senary (6) 33235254
septenary (7) 11334424
nonary (9) 1784257
undecimal (11) 623687
duodecimal (12) 402b2a
tridecimal (13) 290470
tetradecimal (14) 1c0814
pentadecimal (15) 14b637

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓍢𓍢𓍢𓍢𓏺𓏺
Chinese
一百萬零四百零二
Chinese (financial)
壹佰萬零肆佰零貳
In other modern scripts
Eastern Arabic ١٠٠٠٤٠٢ Devanagari १०००४०२ Bengali ১০০০৪০২ Tamil ௧௦௦௦௪௦௨ Thai ๑๐๐๐๔๐๒ Tibetan ༡༠༠༠༤༠༢ Khmer ១០០០៤០២ Lao ໑໐໐໐໔໐໒ Burmese ၁၀၀၀၄၀၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1000402, here are decompositions:

  • 5 + 1000397 = 1000402
  • 89 + 1000313 = 1000402
  • 113 + 1000289 = 1000402
  • 149 + 1000253 = 1000402
  • 191 + 1000211 = 1000402
  • 251 + 1000151 = 1000402
  • 269 + 1000133 = 1000402
  • 281 + 1000121 = 1000402

Showing the first eight; more decompositions exist.

Hex color
#0F43D2
RGB(15, 67, 210)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.67.210.

Address
0.15.67.210
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.67.210

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 1,000,402 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°.