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1,011,431

1,011,431 is a prime, odd.

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.).

1,011,431 (one million eleven thousand four hundred thirty-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF6EE7.

Arithmetic Number Chen Prime Cube-Free Deficient Number Emirp Odious Number Prime Sophie Germain Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
1,341,101
Square (n²)
1,022,992,667,761
Cube (n³)
1,034,686,496,946,175,991
Divisor count
2
σ(n) — sum of divisors
1,011,432
φ(n) — Euler's totient
1,011,430

Primality

1,011,431 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1011431
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,011,431)
1 × 1011431
First multiples
1,011,431 · 2,022,862 (double) · 3,034,293 · 4,045,724 · 5,057,155 · 6,068,586 · 7,080,017 · 8,091,448 · 9,102,879 · 10,114,310

Sums & aliquot sequence

As consecutive integers: 505,715 + 505,716

Continued fraction of √n

√1,011,431 = [1005; (1, 2, 3, 13, 5, 58, 1, 25, 7, 5, 12, 6, 1, 7, 5, 2, 1, 4, 1, 6, 1, 1, 1, 7, …)]

Representations

In words
one million eleven thousand four hundred thirty-one
Ordinal
1011431st
Binary
11110110111011100111
Octal
3667347
Hexadecimal
0xF6EE7
Base64
D27n
One's complement
4,293,955,864 (32-bit)
Scientific notation
1.011431 × 10⁶
As a duration
1,011,431 s = 11 days, 16 hours, 57 minutes, 11 seconds
In other bases
ternary (3) 1220101102102
quaternary (4) 3312323213
quinary (5) 224331211
senary (6) 33402315
septenary (7) 11411531
nonary (9) 1811372
undecimal (11) 6309a3
duodecimal (12) 40939b
tridecimal (13) 2954a5
tetradecimal (14) 1c4851
pentadecimal (15) 14ea3b

As an angle

1,011,431° = 2,809 × 360° + 191°
191° ≈ 3.334 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺
Chinese
一百零一萬一千四百三十一
Chinese (financial)
壹佰零壹萬壹仟肆佰參拾壹
In other modern scripts
Eastern Arabic ١٠١١٤٣١ Devanagari १०११४३१ Bengali ১০১১৪৩১ Tamil ௧௦௧௧௪௩௧ Thai ๑๐๑๑๔๓๑ Tibetan ༡༠༡༡༤༣༡ Khmer ១០១១៤៣១ Lao ໑໐໑໑໔໓໑ Burmese ၁၀၁၁၄၃၁

Also seen as

Prime neighborhood

Adjacent primes:

Hex color
#0F6EE7
RGB(15, 110, 231)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.110.231.

Address
0.15.110.231
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.110.231

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 1, 1431 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 1431-10-01 (MMDYYYY (US, single-digit day))
  • 1431-01-10 (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 1,011,431 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

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.