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1,057,021

1,057,021 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.).

1,057,021 (one million fifty-seven thousand twenty-one) is an odd 7-digit number. It is a composite number with 16 divisors, and factors as 7 × 29 × 41 × 127. Written other ways, in hexadecimal, 0x1020FD.

Arithmetic Number Cube-Free Deficient Number Odious Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
16
Digit product
0
Digital root
7
Palindrome
No
Bit width
21 bits
Reversed
1,207,501
Square (n²)
1,117,293,394,441
Cube (n³)
1,181,002,581,085,420,261
Divisor count
16
σ(n) — sum of divisors
1,290,240
φ(n) — Euler's totient
846,720
Sum of prime factors
204

Primality

Prime factorization: 7 × 29 × 41 × 127

Nearest primes: 1,057,019 (−2) · 1,057,033 (+12)

Divisors & multiples

All divisors (16)
1 · 7 · 29 · 41 · 127 · 203 · 287 · 889 · 1189 · 3683 · 5207 · 8323 · 25781 · 36449 · 151003 · 1057021
Aliquot sum (sum of proper divisors): 233,219
Factor pairs (a × b = 1,057,021)
1 × 1057021
7 × 151003
29 × 36449
41 × 25781
127 × 8323
203 × 5207
287 × 3683
889 × 1189
First multiples
1,057,021 · 2,114,042 (double) · 3,171,063 · 4,228,084 · 5,285,105 · 6,342,126 · 7,399,147 · 8,456,168 · 9,513,189 · 10,570,210

Sums & aliquot sequence

As consecutive integers: 528,510 + 528,511 151,000 + 151,001 + … + 151,006 75,495 + 75,496 + … + 75,508 36,435 + 36,436 + … + 36,463
Aliquot sequence: 1,057,021 → 233,219 → 33,325 → 10,323 → 5,485 → 1,103 → 1 → 0 — terminates at zero

Continued fraction of √n

√1,057,021 = [1028; (8, 1, 2, 12, 8, 1, 1, 1, 2, 1, 1, 9, 1, 6, 15, 2, 3, 4, 1, 2, 102, 2, 5, 6, …)]

Representations

In words
one million fifty-seven thousand twenty-one
Ordinal
1057021st
Binary
100000010000011111101
Octal
4020375
Hexadecimal
0x1020FD
Base64
ECD9
One's complement
4,293,910,274 (32-bit)
Scientific notation
1.057021 × 10⁶
As a duration
1,057,021 s = 12 days, 5 hours, 37 minutes, 1 second
In other bases
ternary (3) 1222200221221
quaternary (4) 10002003331
quinary (5) 232311041
senary (6) 34353341
septenary (7) 11661460
nonary (9) 1880857
undecimal (11) 662179
duodecimal (12) 42b851
tridecimal (13) 2b0174
tetradecimal (14) 1d72d7
pentadecimal (15) 15d2d1

As an angle

1,057,021° = 2,936 × 360° + 61°
61° ≈ 1.065 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓏺
Chinese
一百零五萬七千零二十一
Chinese (financial)
壹佰零伍萬柒仟零貳拾壹
In other modern scripts
Eastern Arabic ١٠٥٧٠٢١ Devanagari १०५७०२१ Bengali ১০৫৭০২১ Tamil ௧௦௫௭௦௨௧ Thai ๑๐๕๗๐๒๑ Tibetan ༡༠༥༧༠༢༡ Khmer ១០៥៧០២១ Lao ໑໐໕໗໐໒໑ Burmese ၁၀၅၇၀၂၁

Also seen as

Hex color
#1020FD
RGB(16, 32, 253)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.32.253.

Address
0.16.32.253
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.32.253

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 5, 7021 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 7021-05-01 (DMMYYYY (Euro, single-digit day))
  • 7021-10-05 (MMDYYYY (US, single-digit day))
  • 7021-05-10 (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 1,057,021 and was likely granted around 1912.

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

Position in π

The digit sequence 1057021 first appears in π at position 631,539 of the decimal expansion (the 631,539ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading