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1,050,509

1,050,509 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.).

1,050,509 (one million fifty thousand five hundred nine) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x10078D.

Arithmetic Number Cube-Free Deficient Number Emirp Evil Number Prime Pythagorean Prime Sexy Prime Sophie Germain Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
21 bits
Reversed
9,050,501
Square (n²)
1,103,569,159,081
Cube (n³)
1,159,309,333,737,022,229
Divisor count
2
σ(n) — sum of divisors
1,050,510
φ(n) — Euler's totient
1,050,508

Primality

1,050,509 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1050509
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,050,509)
1 × 1050509
First multiples
1,050,509 · 2,101,018 (double) · 3,151,527 · 4,202,036 · 5,252,545 · 6,303,054 · 7,353,563 · 8,404,072 · 9,454,581 · 10,505,090

Sums & aliquot sequence

As a sum of two squares: 653² + 790²
As consecutive integers: 525,254 + 525,255

Continued fraction of √n

√1,050,509 = [1024; (1, 16, 1, 2, 20, 1, 3, 1, 5, 9, 6, 1, 7, 1, 6, 3, 43, 3, 2, 1, 2, 3, 3, 6, …)]

Representations

In words
one million fifty thousand five hundred nine
Ordinal
1050509th
Binary
100000000011110001101
Octal
4003615
Hexadecimal
0x10078D
Base64
EAeN
One's complement
4,293,916,786 (32-bit)
Scientific notation
1.050509 × 10⁶
As a duration
1,050,509 s = 12 days, 3 hours, 48 minutes, 29 seconds
In other bases
ternary (3) 1222101000202
quaternary (4) 10000132031
quinary (5) 232104014
senary (6) 34303245
septenary (7) 11633465
nonary (9) 1871022
undecimal (11) 658299
duodecimal (12) 427b25
tridecimal (13) 2aa205
tetradecimal (14) 1d4ba5
pentadecimal (15) 15b3de

As an angle

1,050,509° = 2,918 × 360° + 29°
29° ≈ 0.506 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬零五百零九
Chinese (financial)
壹佰零伍萬零伍佰零玖
In other modern scripts
Eastern Arabic ١٠٥٠٥٠٩ Devanagari १०५०५०९ Bengali ১০৫০৫০৯ Tamil ௧௦௫௦௫௦௯ Thai ๑๐๕๐๕๐๙ Tibetan ༡༠༥༠༥༠༩ Khmer ១០៥០៥០៩ Lao ໑໐໕໐໕໐໙ Burmese ၁၀၅၀၅၀၉

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: sexy with 1050503.

Hex color
#10078D
RGB(16, 7, 141)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.7.141.

Address
0.16.7.141
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.7.141

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 5, 0509 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0509-05-01 (DMMYYYY (Euro, single-digit day))
  • 0509-10-05 (MMDYYYY (US, single-digit day))
  • 0509-05-10 (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 1,050,509 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.