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1,017,020

1,017,020 is a composite number, even.

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.).

1,017,020 (one million seventeen thousand twenty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 211 × 241. Its proper divisors sum to 1,137,748, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF84BC.

Abundant Number Arithmetic Number Cube-Free Gapful Number Odious Number Pernicious Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
207,101
Recamán's sequence
a(367,139) = 1,017,020
Square (n²)
1,034,329,680,400
Cube (n³)
1,051,933,971,560,408,000
Divisor count
24
σ(n) — sum of divisors
2,154,768
φ(n) — Euler's totient
403,200
Sum of prime factors
461

Primality

Prime factorization: 2 2 × 5 × 211 × 241

Nearest primes: 1,017,011 (−9) · 1,017,031 (+11)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 10 · 20 · 211 · 241 · 422 · 482 · 844 · 964 · 1055 · 1205 · 2110 · 2410 · 4220 · 4820 · 50851 · 101702 · 203404 · 254255 · 508510 (half) · 1017020
Aliquot sum (sum of proper divisors): 1,137,748
Factor pairs (a × b = 1,017,020)
1 × 1017020
2 × 508510
4 × 254255
5 × 203404
10 × 101702
20 × 50851
211 × 4820
241 × 4220
422 × 2410
482 × 2110
844 × 1205
964 × 1055
First multiples
1,017,020 · 2,034,040 (double) · 3,051,060 · 4,068,080 · 5,085,100 · 6,102,120 · 7,119,140 · 8,136,160 · 9,153,180 · 10,170,200

Sums & aliquot sequence

As consecutive integers: 203,402 + 203,403 + 203,404 + 203,405 + 203,406 127,124 + 127,125 + … + 127,131 25,406 + 25,407 + … + 25,445 4,715 + 4,716 + … + 4,925
Aliquot sequence: 1,017,020 1,137,748 860,864 847,540 991,052 785,884 747,284 567,820 792,980 927,340 1,038,260 1,142,128 1,522,632 2,284,008 3,526,392 5,289,648 11,928,000 — unresolved within range

Continued fraction of √n

√1,017,020 = [1008; (2, 9, 6, 1, 1, 1, 3, 1, 1, 3, 1, 1, 1, 2, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, …)]

Representations

In words
one million seventeen thousand twenty
Ordinal
1017020th
Binary
11111000010010111100
Octal
3702274
Hexadecimal
0xF84BC
Base64
D4S8
One's complement
4,293,950,275 (32-bit)
Scientific notation
1.01702 × 10⁶
As a duration
1,017,020 s = 11 days, 18 hours, 30 minutes, 20 seconds
In other bases
ternary (3) 1220200002102
quaternary (4) 3320102330
quinary (5) 230021040
senary (6) 33444232
septenary (7) 11434034
nonary (9) 1820072
undecimal (11) 635114
duodecimal (12) 410678
tridecimal (13) 297bb4
tetradecimal (14) 1c68c4
pentadecimal (15) 151515

As an angle

1,017,020° = 2,825 × 360° + 20°
20° ≈ 0.349 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆
Chinese
一百零一萬七千零二十
Chinese (financial)
壹佰零壹萬柒仟零貳拾
In other modern scripts
Eastern Arabic ١٠١٧٠٢٠ Devanagari १०१७०२० Bengali ১০১৭০২০ Tamil ௧௦௧௭௦௨௦ Thai ๑๐๑๗๐๒๐ Tibetan ༡༠༡༧༠༢༠ Khmer ១០១៧០២០ Lao ໑໐໑໗໐໒໐ Burmese ၁၀၁၇၀၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1017020, here are decompositions:

  • 13 + 1017007 = 1017020
  • 61 + 1016959 = 1017020
  • 73 + 1016947 = 1017020
  • 79 + 1016941 = 1017020
  • 139 + 1016881 = 1017020
  • 181 + 1016839 = 1017020
  • 271 + 1016749 = 1017020
  • 283 + 1016737 = 1017020

Showing the first eight; more decompositions exist.

Hex color
#0F84BC
RGB(15, 132, 188)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.132.188.

Address
0.15.132.188
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.132.188

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 1, 7020 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 7020-10-01 (MMDYYYY (US, single-digit day))
  • 7020-01-10 (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 1,017,020 and was likely granted around 1911.

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

Position in π

The digit sequence 1017020 first appears in π at position 186,582 of the decimal expansion (the 186,582ordinal-suffix:nd 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.