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1,055,509

1,055,509 is a composite number, 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.).

1,055,509 (one million fifty-five thousand five hundred nine) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 7² × 13 × 1,657. Written other ways, in hexadecimal, 0x101B15.

Arithmetic Number Cube-Free Deficient Number Evil Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
25
Digit product
0
Digital root
7
Palindrome
No
Bit width
21 bits
Reversed
9,055,501
Square (n²)
1,114,099,249,081
Cube (n³)
1,175,941,784,298,237,229
Divisor count
12
σ(n) — sum of divisors
1,323,084
φ(n) — Euler's totient
834,624
Sum of prime factors
1,684

Primality

Prime factorization: 7 2 × 13 × 1657

Nearest primes: 1,055,503 (−6) · 1,055,531 (+22)

Divisors & multiples

All divisors (12)
1 · 7 · 13 · 49 · 91 · 637 · 1657 · 11599 · 21541 · 81193 · 150787 · 1055509
Aliquot sum (sum of proper divisors): 267,575
Factor pairs (a × b = 1,055,509)
1 × 1055509
7 × 150787
13 × 81193
49 × 21541
91 × 11599
637 × 1657
First multiples
1,055,509 · 2,111,018 (double) · 3,166,527 · 4,222,036 · 5,277,545 · 6,333,054 · 7,388,563 · 8,444,072 · 9,499,581 · 10,555,090

Sums & aliquot sequence

As a sum of two squares: 105² + 1,022² = 490² + 903²
As consecutive integers: 527,754 + 527,755 150,784 + 150,785 + … + 150,790 81,187 + 81,188 + … + 81,199 75,387 + 75,388 + … + 75,400
Aliquot sequence: 1,055,509 → 267,575 → 149,065 → 55,415 → 11,089 → 867 → 361 → 20 → 22 → 14 → 10 → 8 → 7 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,055,509 = [1027; (2, 1, 1, 1, 2, 1, 2, 1, 1, 10, 1, 9, 6, 3, 3, 39, 1, 81, 4, 1, 1, 1, 5, 56, …)]

Representations

In words
one million fifty-five thousand five hundred nine
Ordinal
1055509th
Binary
100000001101100010101
Octal
4015425
Hexadecimal
0x101B15
Base64
EBsV
One's complement
4,293,911,786 (32-bit)
Scientific notation
1.055509 × 10⁶
As a duration
1,055,509 s = 12 days, 5 hours, 11 minutes, 49 seconds
In other bases
ternary (3) 1222121212221
quaternary (4) 10001230111
quinary (5) 232234014
senary (6) 34342341
septenary (7) 11654200
nonary (9) 1877787
undecimal (11) 661024
duodecimal (12) 42a9b1
tridecimal (13) 2ac580
tetradecimal (14) 1d6937
pentadecimal (15) 15cb24
Palindromic in base 3

As an angle

1,055,509° = 2,931 × 360° + 349°
349° ≈ 6.091 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬五千五百零九
Chinese (financial)
壹佰零伍萬伍仟伍佰零玖
In other modern scripts
Eastern Arabic ١٠٥٥٥٠٩ Devanagari १०५५५०९ Bengali ১০৫৫৫০৯ Tamil ௧௦௫௫௫௦௯ Thai ๑๐๕๕๕๐๙ Tibetan ༡༠༥༥༥༠༩ Khmer ១០៥៥៥០៩ Lao ໑໐໕໕໕໐໙ Burmese ၁၀၅၅၅၀၉

Also seen as

Hex color
#101B15
RGB(16, 27, 21)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.27.21.

Address
0.16.27.21
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.27.21

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 5, 5509 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5509-05-01 (DMMYYYY (Euro, single-digit day))
  • 5509-10-05 (MMDYYYY (US, single-digit day))
  • 5509-05-10 (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 1,055,509 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