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1,020,321

1,020,321 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.).

1,020,321 (one million twenty thousand three hundred twenty-one) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 3² × 73 × 1,553. Written other ways, in hexadecimal, 0xF91A1.

Arithmetic Number Cube-Free Deficient Number Evil Number Happy Number Harshad / Niven

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
9
Digit product
0
Digital root
9
Palindrome
No
Bit width
20 bits
Reversed
1,230,201
Square (n²)
1,041,054,943,041
Cube (n³)
1,062,210,220,538,536,161
Divisor count
12
σ(n) — sum of divisors
1,494,948
φ(n) — Euler's totient
670,464
Sum of prime factors
1,632

Primality

Prime factorization: 3 2 × 73 × 1553

Nearest primes: 1,020,301 (−20) · 1,020,329 (+8)

Divisors & multiples

All divisors (12)
1 · 3 · 9 · 73 · 219 · 657 · 1553 · 4659 · 13977 · 113369 · 340107 · 1020321
Aliquot sum (sum of proper divisors): 474,627
Factor pairs (a × b = 1,020,321)
1 × 1020321
3 × 340107
9 × 113369
73 × 13977
219 × 4659
657 × 1553
First multiples
1,020,321 · 2,040,642 (double) · 3,060,963 · 4,081,284 · 5,101,605 · 6,121,926 · 7,142,247 · 8,162,568 · 9,182,889 · 10,203,210

Sums & aliquot sequence

As a sum of two squares: 264² + 975² = 561² + 840²
As consecutive integers: 510,160 + 510,161 340,106 + 340,107 + 340,108 170,051 + 170,052 + 170,053 + 170,054 + 170,055 + 170,056 113,365 + 113,366 + … + 113,373
Aliquot sequence: 1,020,321 474,627 158,213 23,707 309 107 1 0 — terminates at zero

Continued fraction of √n

√1,020,321 = [1010; (9, 7, 9, 1, 1, 1, 1, 1, 1, 1, 13, 2, 2, 3, 2, 2, 2, 11, 1, 1, 5, 1, 8, 3, …)]

Representations

In words
one million twenty thousand three hundred twenty-one
Ordinal
1020321st
Binary
11111001000110100001
Octal
3710641
Hexadecimal
0xF91A1
Base64
D5Gh
One's complement
4,293,946,974 (32-bit)
Scientific notation
1.020321 × 10⁶
As a duration
1,020,321 s = 11 days, 19 hours, 25 minutes, 21 seconds
In other bases
ternary (3) 1220211121200
quaternary (4) 3321012201
quinary (5) 230122241
senary (6) 33511413
septenary (7) 11446461
nonary (9) 1824550
undecimal (11) 637645
duodecimal (12) 412569
tridecimal (13) 299553
tetradecimal (14) 1c7ba1
pentadecimal (15) 1524b6

As an angle

1,020,321° = 2,834 × 360° + 81°
81° ≈ 1.414 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓍢𓍢𓍢𓎆𓎆𓏺
Chinese
一百零二萬零三百二十一
Chinese (financial)
壹佰零貳萬零參佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٢٠٣٢١ Devanagari १०२०३२१ Bengali ১০২০৩২১ Tamil ௧௦௨௦௩௨௧ Thai ๑๐๒๐๓๒๑ Tibetan ༡༠༢༠༣༢༡ Khmer ១០២០៣២១ Lao ໑໐໒໐໓໒໑ Burmese ၁၀၂၀၃၂၁

Also seen as

Hex color
#0F91A1
RGB(15, 145, 161)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.145.161.

Address
0.15.145.161
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.145.161

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 2, 0321 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0321-02-01 (DMMYYYY (Euro, single-digit day))
  • 0321-10-02 (MMDYYYY (US, single-digit day))
  • 0321-02-10 (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 1,020,321 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