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1,055,921

1,055,921 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.).

1,055,921 (one million fifty-five thousand nine hundred twenty-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 17 × 179 × 347. Written other ways, in hexadecimal, 0x101CB1.

Arithmetic Number Cube-Free Deficient Number Evil Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
21 bits
Reversed
1,295,501
Square (n²)
1,114,969,158,241
Cube (n³)
1,177,319,348,538,994,961
Divisor count
8
σ(n) — sum of divisors
1,127,520
φ(n) — Euler's totient
985,408
Sum of prime factors
543

Primality

Prime factorization: 17 × 179 × 347

Nearest primes: 1,055,917 (−4) · 1,055,933 (+12)

Divisors & multiples

All divisors (8)
1 · 17 · 179 · 347 · 3043 · 5899 · 62113 · 1055921
Aliquot sum (sum of proper divisors): 71,599
Factor pairs (a × b = 1,055,921)
1 × 1055921
17 × 62113
179 × 5899
347 × 3043
First multiples
1,055,921 · 2,111,842 (double) · 3,167,763 · 4,223,684 · 5,279,605 · 6,335,526 · 7,391,447 · 8,447,368 · 9,503,289 · 10,559,210

Sums & aliquot sequence

As consecutive integers: 527,960 + 527,961 62,105 + 62,106 + … + 62,121 31,040 + 31,041 + … + 31,073 5,810 + 5,811 + … + 5,988
Aliquot sequence: 1,055,921 → 71,599 → 10,193 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,055,921 = [1027; (1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 3, 2, 1, 1, 8, 1, 1, 1, 2, 16, 1, 1, 1, 1, …)]

Representations

In words
one million fifty-five thousand nine hundred twenty-one
Ordinal
1055921st
Binary
100000001110010110001
Octal
4016261
Hexadecimal
0x101CB1
Base64
EByx
One's complement
4,293,911,374 (32-bit)
Scientific notation
1.055921 × 10⁶
As a duration
1,055,921 s = 12 days, 5 hours, 18 minutes, 41 seconds
In other bases
ternary (3) 1222122110012
quaternary (4) 10001302301
quinary (5) 232242141
senary (6) 34344305
septenary (7) 11655326
nonary (9) 1878405
undecimal (11) 661369
duodecimal (12) 42b095
tridecimal (13) 2ac809
tetradecimal (14) 1d6b4d
pentadecimal (15) 15cceb

As an angle

1,055,921° = 2,933 × 360° + 41°
41° ≈ 0.716 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Chinese
一百零五萬五千九百二十一
Chinese (financial)
壹佰零伍萬伍仟玖佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٥٥٩٢١ Devanagari १०५५९२१ Bengali ১০৫৫৯২১ Tamil ௧௦௫௫௯௨௧ Thai ๑๐๕๕๙๒๑ Tibetan ༡༠༥༥༩༢༡ Khmer ១០៥៥៩២១ Lao ໑໐໕໕໙໒໑ Burmese ၁၀၅၅၉၂၁

Also seen as

Hex color
#101CB1
RGB(16, 28, 177)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.28.177.

Address
0.16.28.177
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.28.177

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 5921 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5921-05-01 (DMMYYYY (Euro, single-digit day))
  • 5921-10-05 (MMDYYYY (US, single-digit day))
  • 5921-05-10 (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 1,055,921 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