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1,013,221

1,013,221 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.).

1,013,221 (one million thirteen thousand two hundred twenty-one) is an odd 7-digit number. It is a composite number with 4 divisors, and factors as 11 × 92,111. Written other ways, in hexadecimal, 0xF75E5.

Arithmetic Number Cube-Free Deficient Number Evil Number Gapful Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
1,223,101
Square (n²)
1,026,616,794,841
Cube (n³)
1,040,189,695,485,592,861
Divisor count
4
σ(n) — sum of divisors
1,105,344
φ(n) — Euler's totient
921,100
Sum of prime factors
92,122

Primality

Prime factorization: 11 × 92111

Nearest primes: 1,013,203 (−18) · 1,013,227 (+6)

Divisors & multiples

All divisors (4)
1 · 11 · 92111 · 1013221
Aliquot sum (sum of proper divisors): 92,123
Factor pairs (a × b = 1,013,221)
1 × 1013221
11 × 92111
First multiples
1,013,221 · 2,026,442 (double) · 3,039,663 · 4,052,884 · 5,066,105 · 6,079,326 · 7,092,547 · 8,105,768 · 9,118,989 · 10,132,210

Sums & aliquot sequence

As consecutive integers: 506,610 + 506,611 92,106 + 92,107 + … + 92,116 46,045 + 46,046 + … + 46,066
Aliquot sequence: 1,013,221 92,123 5,437 1 0 — terminates at zero

Continued fraction of √n

√1,013,221 = [1006; (1, 1, 2, 3, 5, 1, 9, 36, 1, 1, 154, 2, 1, 4, 1, 79, 1, 2, 2, 1, 2, 8, 1, 1, …)]

Representations

In words
one million thirteen thousand two hundred twenty-one
Ordinal
1013221st
Binary
11110111010111100101
Octal
3672745
Hexadecimal
0xF75E5
Base64
D3Xl
One's complement
4,293,954,074 (32-bit)
Scientific notation
1.013221 × 10⁶
As a duration
1,013,221 s = 11 days, 17 hours, 27 minutes, 1 second
In other bases
ternary (3) 1220110212201
quaternary (4) 3313113211
quinary (5) 224410341
senary (6) 33414501
septenary (7) 11416666
nonary (9) 1813781
undecimal (11) 632280
duodecimal (12) 40a431
tridecimal (13) 296251
tetradecimal (14) 1c536d
pentadecimal (15) 150331

As an angle

1,013,221° = 2,814 × 360° + 181°
181° ≈ 3.159 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓏺
Chinese
一百零一萬三千二百二十一
Chinese (financial)
壹佰零壹萬參仟貳佰貳拾壹
In other modern scripts
Eastern Arabic ١٠١٣٢٢١ Devanagari १०१३२२१ Bengali ১০১৩২২১ Tamil ௧௦௧௩௨௨௧ Thai ๑๐๑๓๒๒๑ Tibetan ༡༠༡༣༢༢༡ Khmer ១០១៣២២១ Lao ໑໐໑໓໒໒໑ Burmese ၁၀၁၃၂၂၁

Also seen as

Hex color
#0F75E5
RGB(15, 117, 229)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.117.229.

Address
0.15.117.229
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.117.229

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 1, 3221 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 3221-10-01 (MMDYYYY (US, single-digit day))
  • 3221-01-10 (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 1,013,221 and was likely granted around 1911.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading