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1,026,481

1,026,481 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.).

1,026,481 (one million twenty-six thousand four hundred eighty-one) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xFA9B1.

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

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
1,846,201
Square (n²)
1,053,663,243,361
Cube (n³)
1,081,565,299,708,442,641
Divisor count
2
σ(n) — sum of divisors
1,026,482
φ(n) — Euler's totient
1,026,480

Primality

1,026,481 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1026481
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,026,481)
1 × 1026481
First multiples
1,026,481 · 2,052,962 (double) · 3,079,443 · 4,105,924 · 5,132,405 · 6,158,886 · 7,185,367 · 8,211,848 · 9,238,329 · 10,264,810

Sums & aliquot sequence

As a sum of two squares: 495² + 884²
As consecutive integers: 513,240 + 513,241

Continued fraction of √n

√1,026,481 = [1013; (6, 2, 41, 1, 3, 19, 4, 3, 3, 1, 2, 4, 1, 2, 1, 1, 6, 2, 16, 106, 1, 1, 2, 2, …)]

Representations

In words
one million twenty-six thousand four hundred eighty-one
Ordinal
1026481st
Binary
11111010100110110001
Octal
3724661
Hexadecimal
0xFA9B1
Base64
D6mx
One's complement
4,293,940,814 (32-bit)
Scientific notation
1.026481 × 10⁶
As a duration
1,026,481 s = 11 days, 21 hours, 8 minutes, 1 second
In other bases
ternary (3) 1221011001211
quaternary (4) 3322212301
quinary (5) 230321411
senary (6) 34000121
septenary (7) 11503441
nonary (9) 1834054
undecimal (11) 641235
duodecimal (12) 416041
tridecimal (13) 29c2b1
tetradecimal (14) 1ca121
pentadecimal (15) 154221

As an angle

1,026,481° = 2,851 × 360° + 121°
121° ≈ 2.112 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Chinese
一百零二萬六千四百八十一
Chinese (financial)
壹佰零貳萬陸仟肆佰捌拾壹
In other modern scripts
Eastern Arabic ١٠٢٦٤٨١ Devanagari १०२६४८१ Bengali ১০২৬৪৮১ Tamil ௧௦௨௬௪௮௧ Thai ๑๐๒๖๔๘๑ Tibetan ༡༠༢༦༤༨༡ Khmer ១០២៦៤៨១ Lao ໑໐໒໖໔໘໑ Burmese ၁၀၂၆၄၈၁

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: twin with 1026479.

Hex color
#0FA9B1
RGB(15, 169, 177)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.169.177.

Address
0.15.169.177
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.169.177

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 2, 6481 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 6481-02-01 (DMMYYYY (Euro, single-digit day))
  • 6481-10-02 (MMDYYYY (US, single-digit day))
  • 6481-02-10 (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 1,026,481 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.