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1,023,972

1,023,972 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.).

1,023,972 (one million twenty-three thousand nine hundred seventy-two) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 85,331. Its proper divisors sum to 1,365,324, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF9FE4.

Abundant Number Arithmetic Number Cube-Free Evil Number Gapful Number Refactorable Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
2,793,201
Square (n²)
1,048,518,656,784
Cube (n³)
1,073,653,746,024,426,048
Divisor count
12
σ(n) — sum of divisors
2,389,296
φ(n) — Euler's totient
341,320
Sum of prime factors
85,338

Primality

Prime factorization: 2 2 × 3 × 85331

Nearest primes: 1,023,949 (−23) · 1,023,973 (+1)

Divisors & multiples

All divisors (12)
1 · 2 · 3 · 4 · 6 · 12 · 85331 · 170662 · 255993 · 341324 · 511986 (half) · 1023972
Aliquot sum (sum of proper divisors): 1,365,324
Factor pairs (a × b = 1,023,972)
1 × 1023972
2 × 511986
3 × 341324
4 × 255993
6 × 170662
12 × 85331
First multiples
1,023,972 · 2,047,944 (double) · 3,071,916 · 4,095,888 · 5,119,860 · 6,143,832 · 7,167,804 · 8,191,776 · 9,215,748 · 10,239,720

Sums & aliquot sequence

As consecutive integers: 341,323 + 341,324 + 341,325 127,993 + 127,994 + … + 128,000 42,654 + 42,655 + … + 42,677
Aliquot sequence: 1,023,972 1,365,324 1,820,460 3,276,996 4,369,356 7,457,844 10,141,836 14,587,764 19,450,380 38,217,300 86,066,412 114,755,244 153,007,020 316,378,260 730,552,716 1,214,673,364 917,315,040 — unresolved within range

Continued fraction of √n

√1,023,972 = [1011; (1, 10, 1, 3, 3, 2, 3, 1, 1, 12, 2, 2, 3, 1, 2, 1, 1, 3, 1, 53, 1, 10, 1, 154, …)]

Representations

In words
one million twenty-three thousand nine hundred seventy-two
Ordinal
1023972nd
Binary
11111001111111100100
Octal
3717744
Hexadecimal
0xF9FE4
Base64
D5/k
One's complement
4,293,943,323 (32-bit)
Scientific notation
1.023972 × 10⁶
As a duration
1,023,972 s = 11 days, 20 hours, 26 minutes, 12 seconds
In other bases
ternary (3) 1221000121220
quaternary (4) 3321333210
quinary (5) 230231342
senary (6) 33540340
septenary (7) 11463225
nonary (9) 1830556
undecimal (11) 63a364
duodecimal (12) 4146b0
tridecimal (13) 29b101
tetradecimal (14) 1c924c
pentadecimal (15) 1535ec

As an angle

1,023,972° = 2,844 × 360° + 132°
132° ≈ 2.304 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零二萬三千九百七十二
Chinese (financial)
壹佰零貳萬參仟玖佰柒拾貳
In other modern scripts
Eastern Arabic ١٠٢٣٩٧٢ Devanagari १०२३९७२ Bengali ১০২৩৯৭২ Tamil ௧௦௨௩௯௭௨ Thai ๑๐๒๓๙๗๒ Tibetan ༡༠༢༣༩༧༢ Khmer ១០២៣៩៧២ Lao ໑໐໒໓໙໗໒ Burmese ၁၀၂၃၉၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1023972, here are decompositions:

  • 23 + 1023949 = 1023972
  • 29 + 1023943 = 1023972
  • 31 + 1023941 = 1023972
  • 101 + 1023871 = 1023972
  • 139 + 1023833 = 1023972
  • 151 + 1023821 = 1023972
  • 239 + 1023733 = 1023972
  • 241 + 1023731 = 1023972

Showing the first eight; more decompositions exist.

Hex color
#0F9FE4
RGB(15, 159, 228)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.159.228.

Address
0.15.159.228
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.159.228

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 2, 3972 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 3972-02-01 (DMMYYYY (Euro, single-digit day))
  • 3972-10-02 (MMDYYYY (US, single-digit day))
  • 3972-02-10 (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 1,023,972 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

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