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1,027,221

1,027,221 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.).

1,027,221 (one million twenty-seven thousand two hundred twenty-one) is an odd 7-digit number. It is a composite number with 8 divisors, and factors as 3 × 13 × 26,339. Written other ways, in hexadecimal, 0xFAC95.

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

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
1,227,201
Square (n²)
1,055,182,982,841
Cube (n³)
1,083,906,118,816,914,861
Divisor count
8
σ(n) — sum of divisors
1,475,040
φ(n) — Euler's totient
632,112
Sum of prime factors
26,355

Primality

Prime factorization: 3 × 13 × 26339

Nearest primes: 1,027,211 (−10) · 1,027,223 (+2)

Divisors & multiples

All divisors (8)
1 · 3 · 13 · 39 · 26339 · 79017 · 342407 · 1027221
Aliquot sum (sum of proper divisors): 447,819
Factor pairs (a × b = 1,027,221)
1 × 1027221
3 × 342407
13 × 79017
39 × 26339
First multiples
1,027,221 · 2,054,442 (double) · 3,081,663 · 4,108,884 · 5,136,105 · 6,163,326 · 7,190,547 · 8,217,768 · 9,244,989 · 10,272,210

Sums & aliquot sequence

As consecutive integers: 513,610 + 513,611 342,406 + 342,407 + 342,408 171,201 + 171,202 + 171,203 + 171,204 + 171,205 + 171,206 79,011 + 79,012 + … + 79,023
Aliquot sequence: 1,027,221 447,819 155,013 53,595 41,925 34,459 2,045 415 89 1 0 — terminates at zero

Continued fraction of √n

√1,027,221 = [1013; (1, 1, 12, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 10, 2, 5, 4, 3, 3, 4, 1, 1, 1, 1, …)]

Representations

In words
one million twenty-seven thousand two hundred twenty-one
Ordinal
1027221st
Binary
11111010110010010101
Octal
3726225
Hexadecimal
0xFAC95
Base64
D6yV
One's complement
4,293,940,074 (32-bit)
Scientific notation
1.027221 × 10⁶
As a duration
1,027,221 s = 11 days, 21 hours, 20 minutes, 21 seconds
In other bases
ternary (3) 1221012002020
quaternary (4) 3322302111
quinary (5) 230332341
senary (6) 34003353
septenary (7) 11505546
nonary (9) 1835066
undecimal (11) 641848
duodecimal (12) 416559
tridecimal (13) 29c730
tetradecimal (14) 1ca4cd
pentadecimal (15) 154566

As an angle

1,027,221° = 2,853 × 360° + 141°
141° ≈ 2.461 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓎆𓎆𓏺
Chinese
一百零二萬七千二百二十一
Chinese (financial)
壹佰零貳萬柒仟貳佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٢٧٢٢١ Devanagari १०२७२२१ Bengali ১০২৭২২১ Tamil ௧௦௨௭௨௨௧ Thai ๑๐๒๗๒๒๑ Tibetan ༡༠༢༧༢༢༡ Khmer ១០២៧២២១ Lao ໑໐໒໗໒໒໑ Burmese ၁၀၂၇၂၂၁

Also seen as

Hex color
#0FAC95
RGB(15, 172, 149)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.172.149.

Address
0.15.172.149
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.172.149

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 2, 7221 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 7221-02-01 (DMMYYYY (Euro, single-digit day))
  • 7221-10-02 (MMDYYYY (US, single-digit day))
  • 7221-02-10 (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 1,027,221 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