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1,026,761

1,026,761 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.).

1,026,761 (one million twenty-six thousand seven hundred sixty-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xFAAC9.

Arithmetic Number Cousin Prime Cube-Free Deficient Number Evil Number Prime Pythagorean Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
1,676,201
Square (n²)
1,054,238,151,121
Cube (n³)
1,082,450,618,283,149,081
Divisor count
2
σ(n) — sum of divisors
1,026,762
φ(n) — Euler's totient
1,026,760

Primality

1,026,761 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1026761
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,026,761)
1 × 1026761
First multiples
1,026,761 · 2,053,522 (double) · 3,080,283 · 4,107,044 · 5,133,805 · 6,160,566 · 7,187,327 · 8,214,088 · 9,240,849 · 10,267,610

Sums & aliquot sequence

As a sum of two squares: 400² + 931²
As consecutive integers: 513,380 + 513,381

Continued fraction of √n

√1,026,761 = [1013; (3, 2, 2, 1, 2, 1, 4, 2, 3, 1, 1, 1, 2, 1, 2, 3, 9, 1, 2, 5, 2, 1, 2, 1, …)]

Representations

In words
one million twenty-six thousand seven hundred sixty-one
Ordinal
1026761st
Binary
11111010101011001001
Octal
3725311
Hexadecimal
0xFAAC9
Base64
D6rJ
One's complement
4,293,940,534 (32-bit)
Scientific notation
1.026761 × 10⁶
As a duration
1,026,761 s = 11 days, 21 hours, 12 minutes, 41 seconds
In other bases
ternary (3) 1221011110012
quaternary (4) 3322223021
quinary (5) 230324021
senary (6) 34001305
septenary (7) 11504321
nonary (9) 1834405
undecimal (11) 64146a
duodecimal (12) 416235
tridecimal (13) 29c468
tetradecimal (14) 1ca281
pentadecimal (15) 15435b

As an angle

1,026,761° = 2,852 × 360° + 41°
41° ≈ 0.716 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零二萬六千七百六十一
Chinese (financial)
壹佰零貳萬陸仟柒佰陸拾壹
In other modern scripts
Eastern Arabic ١٠٢٦٧٦١ Devanagari १०२६७६१ Bengali ১০২৬৭৬১ Tamil ௧௦௨௬௭௬௧ Thai ๑๐๒๖๗๖๑ Tibetan ༡༠༢༦༧༦༡ Khmer ១០២៦៧៦១ Lao ໑໐໒໖໗໖໑ Burmese ၁၀၂၆၇၆၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: cousin with 1026757.

Hex color
#0FAAC9
RGB(15, 170, 201)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.170.201.

Address
0.15.170.201
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.170.201

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 2, 6761 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 6761-02-01 (DMMYYYY (Euro, single-digit day))
  • 6761-10-02 (MMDYYYY (US, single-digit day))
  • 6761-02-10 (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 1,026,761 and was likely granted around 1912.

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.