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1,041,988

1,041,988 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.).

1,041,988 (one million forty-one thousand nine hundred eighty-eight) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 331 × 787. Written other ways, in hexadecimal, 0xFE644.

Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
31
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
8,891,401
Square (n²)
1,085,738,992,144
Cube (n³)
1,131,327,000,946,142,272
Divisor count
12
σ(n) — sum of divisors
1,831,312
φ(n) — Euler's totient
518,760
Sum of prime factors
1,122

Primality

Prime factorization: 2 2 × 331 × 787

Nearest primes: 1,041,983 (−5) · 1,041,991 (+3)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 331 · 662 · 787 · 1324 · 1574 · 3148 · 260497 · 520994 (half) · 1041988
Aliquot sum (sum of proper divisors): 789,324
Factor pairs (a × b = 1,041,988)
1 × 1041988
2 × 520994
4 × 260497
331 × 3148
662 × 1574
787 × 1324
First multiples
1,041,988 · 2,083,976 (double) · 3,125,964 · 4,167,952 · 5,209,940 · 6,251,928 · 7,293,916 · 8,335,904 · 9,377,892 · 10,419,880

Sums & aliquot sequence

As consecutive integers: 130,245 + 130,246 + … + 130,252 2,983 + 2,984 + … + 3,313 931 + 932 + … + 1,717
Aliquot sequence: 1,041,988 789,324 1,052,460 2,223,540 5,140,908 8,998,140 16,196,820 29,154,444 46,881,012 62,508,044 46,881,040 64,783,688 56,685,742 28,342,874 21,112,720 27,974,540 36,113,092 — unresolved within range

Continued fraction of √n

√1,041,988 = [1020; (1, 3, 1, 1, 34, 21, 4, 4, 1, 1, 1, 17, 2, 2, 1, 2, 1, 4, 1, 12, 3, 1, 4, 1, …)]

Representations

In words
one million forty-one thousand nine hundred eighty-eight
Ordinal
1041988th
Binary
11111110011001000100
Octal
3763104
Hexadecimal
0xFE644
Base64
D+ZE
One's complement
4,293,925,307 (32-bit)
Scientific notation
1.041988 × 10⁶
As a duration
1,041,988 s = 12 days, 1 hour, 26 minutes, 28 seconds
In other bases
ternary (3) 1221221100011
quaternary (4) 3332121010
quinary (5) 231320423
senary (6) 34200004
septenary (7) 11566603
nonary (9) 1857304
undecimal (11) 651952
duodecimal (12) 423004
tridecimal (13) 2a637c
tetradecimal (14) 1d1a3a
pentadecimal (15) 158b0d

As an angle

1,041,988° = 2,894 × 360° + 148°
148° ≈ 2.583 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬一千九百八十八
Chinese (financial)
壹佰零肆萬壹仟玖佰捌拾捌
In other modern scripts
Eastern Arabic ١٠٤١٩٨٨ Devanagari १०४१९८८ Bengali ১০৪১৯৮৮ Tamil ௧௦௪௧௯௮௮ Thai ๑๐๔๑๙๘๘ Tibetan ༡༠༤༡༩༨༨ Khmer ១០៤១៩៨៨ Lao ໑໐໔໑໙໘໘ Burmese ၁၀၄၁၉၈၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1041988, here are decompositions:

  • 5 + 1041983 = 1041988
  • 131 + 1041857 = 1041988
  • 251 + 1041737 = 1041988
  • 257 + 1041731 = 1041988
  • 317 + 1041671 = 1041988
  • 491 + 1041497 = 1041988
  • 659 + 1041329 = 1041988
  • 677 + 1041311 = 1041988

Showing the first eight; more decompositions exist.

Hex color
#0FE644
RGB(15, 230, 68)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.230.68.

Address
0.15.230.68
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.230.68

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 4, 1988 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1988-04-01 (DMMYYYY (Euro, single-digit day))
  • 1988-10-04 (MMDYYYY (US, single-digit day))
  • 1988-04-10 (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 1,041,988 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°.