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1,052,721

1,052,721 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.).

1,052,721 (one million fifty-two thousand seven hundred twenty-one) is an odd 7-digit number. It is a composite number with 6 divisors, and factors as 3² × 116,969. Written other ways, in hexadecimal, 0x101031.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
18
Digit product
0
Digital root
9
Palindrome
No
Bit width
21 bits
Reversed
1,272,501
Square (n²)
1,108,221,503,841
Cube (n³)
1,166,648,049,745,001,361
Divisor count
6
σ(n) — sum of divisors
1,520,610
φ(n) — Euler's totient
701,808
Sum of prime factors
116,975

Primality

Prime factorization: 3 2 × 116969

Nearest primes: 1,052,719 (−2) · 1,052,731 (+10)

Divisors & multiples

All divisors (6)
1 · 3 · 9 · 116969 · 350907 · 1052721
Aliquot sum (sum of proper divisors): 467,889
Factor pairs (a × b = 1,052,721)
1 × 1052721
3 × 350907
9 × 116969
First multiples
1,052,721 · 2,105,442 (double) · 3,158,163 · 4,210,884 · 5,263,605 · 6,316,326 · 7,369,047 · 8,421,768 · 9,474,489 · 10,527,210

Sums & aliquot sequence

As a sum of two squares: 111² + 1,020²
As consecutive integers: 526,360 + 526,361 350,906 + 350,907 + 350,908 175,451 + 175,452 + 175,453 + 175,454 + 175,455 + 175,456 116,965 + 116,966 + … + 116,973
Aliquot sequence: 1,052,721 467,889 183,183 150,129 97,807 2,129 1 0 — terminates at zero

Continued fraction of √n

√1,052,721 = [1026; (45, 1, 1, 1, 1, 81, 2, 12, 1, 1, 2, 1, 9, 1, 2, 2, 1, 15, 2, 5, 3, 2, 1, 1, …)]

Representations

In words
one million fifty-two thousand seven hundred twenty-one
Ordinal
1052721st
Binary
100000001000000110001
Octal
4010061
Hexadecimal
0x101031
Base64
EBAx
One's complement
4,293,914,574 (32-bit)
Scientific notation
1.052721 × 10⁶
As a duration
1,052,721 s = 12 days, 4 hours, 25 minutes, 21 seconds
In other bases
ternary (3) 1222111001200
quaternary (4) 10001000301
quinary (5) 232141341
senary (6) 34321413
septenary (7) 11643105
nonary (9) 1874050
undecimal (11) 659a1a
duodecimal (12) 429269
tridecimal (13) 2ab217
tetradecimal (14) 1d5905
pentadecimal (15) 15bdb6

As an angle

1,052,721° = 2,924 × 360° + 81°
81° ≈ 1.414 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺
Chinese
一百零五萬二千七百二十一
Chinese (financial)
壹佰零伍萬貳仟柒佰貳拾壹
In other modern scripts
Eastern Arabic ١٠٥٢٧٢١ Devanagari १०५२७२१ Bengali ১০৫২৭২১ Tamil ௧௦௫௨௭௨௧ Thai ๑๐๕๒๗๒๑ Tibetan ༡༠༥༢༧༢༡ Khmer ១០៥២៧២១ Lao ໑໐໕໒໗໒໑ Burmese ၁၀၅၂၇၂၁

Also seen as

Hex color
#101031
RGB(16, 16, 49)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.16.49.

Address
0.16.16.49
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.16.49

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 2721 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2721-05-01 (DMMYYYY (Euro, single-digit day))
  • 2721-10-05 (MMDYYYY (US, single-digit day))
  • 2721-05-10 (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 1,052,721 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