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1,048,842

1,048,842 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.).

1,048,842 (one million forty-eight thousand eight hundred forty-two) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 3³ × 19,423. Its proper divisors sum to 1,282,038, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x10010A.

Abundant Number Arithmetic Number Evil Number Harshad / Niven Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
27
Digit product
0
Digital root
9
Palindrome
No
Bit width
21 bits
Reversed
2,488,401
Square (n²)
1,100,069,540,964
Cube (n³)
1,153,799,137,483,763,688
Divisor count
16
σ(n) — sum of divisors
2,330,880
φ(n) — Euler's totient
349,596
Sum of prime factors
19,434

Primality

Prime factorization: 2 × 3 3 × 19423

Nearest primes: 1,048,837 (−5) · 1,048,847 (+5)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 6 · 9 · 18 · 27 · 54 · 19423 · 38846 · 58269 · 116538 · 174807 · 349614 · 524421 (half) · 1048842
Aliquot sum (sum of proper divisors): 1,282,038
Factor pairs (a × b = 1,048,842)
1 × 1048842
2 × 524421
3 × 349614
6 × 174807
9 × 116538
18 × 58269
27 × 38846
54 × 19423
First multiples
1,048,842 · 2,097,684 (double) · 3,146,526 · 4,195,368 · 5,244,210 · 6,293,052 · 7,341,894 · 8,390,736 · 9,439,578 · 10,488,420

Sums & aliquot sequence

As consecutive integers: 349,613 + 349,614 + 349,615 262,209 + 262,210 + 262,211 + 262,212 116,534 + 116,535 + … + 116,542 87,398 + 87,399 + … + 87,409
Aliquot sequence: 1,048,842 1,282,038 1,433,082 1,878,918 1,878,930 3,132,270 5,319,810 10,750,590 18,927,810 36,143,550 66,037,410 110,063,070 206,025,570 352,345,230 617,644,674 721,375,086 721,375,098 — unresolved within range

Continued fraction of √n

√1,048,842 = [1024; (7, 1, 2, 3, 37, 1, 1, 1, 2, 1, 1, 5, 2, 227, 7, 1, 27, 1, 36, 1, 27, 1, 7, 227, …)]

Period length 38 — the block in parentheses repeats forever.

Representations

In words
one million forty-eight thousand eight hundred forty-two
Ordinal
1048842nd
Binary
100000000000100001010
Octal
4000412
Hexadecimal
0x10010A
Base64
EAEK
One's complement
4,293,918,453 (32-bit)
Scientific notation
1.048842 × 10⁶
As a duration
1,048,842 s = 12 days, 3 hours, 20 minutes, 42 seconds
In other bases
ternary (3) 1222021202000
quaternary (4) 10000010022
quinary (5) 232030332
senary (6) 34251430
septenary (7) 11625564
nonary (9) 1867660
undecimal (11) 657013
duodecimal (12) 426b76
tridecimal (13) 2a9522
tetradecimal (14) 1d4334
pentadecimal (15) 15ab7c

As an angle

1,048,842° = 2,913 × 360° + 162°
162° ≈ 2.827 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零四萬八千八百四十二
Chinese (financial)
壹佰零肆萬捌仟捌佰肆拾貳
In other modern scripts
Eastern Arabic ١٠٤٨٨٤٢ Devanagari १०४८८४२ Bengali ১০৪৮৮৪২ Tamil ௧௦௪௮௮௪௨ Thai ๑๐๔๘๘๔๒ Tibetan ༡༠༤༨༨༤༢ Khmer ១០៤៨៨៤២ Lao ໑໐໔໘໘໔໒ Burmese ၁၀၄၈၈၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1048842, here are decompositions:

  • 5 + 1048837 = 1048842
  • 13 + 1048829 = 1048842
  • 43 + 1048799 = 1048842
  • 59 + 1048783 = 1048842
  • 83 + 1048759 = 1048842
  • 139 + 1048703 = 1048842
  • 181 + 1048661 = 1048842
  • 229 + 1048613 = 1048842

Showing the first eight; more decompositions exist.

Hex color
#10010A
RGB(16, 1, 10)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.1.10.

Address
0.16.1.10
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.1.10

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 4, 8842 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 8842-04-01 (DMMYYYY (Euro, single-digit day))
  • 8842-10-04 (MMDYYYY (US, single-digit day))
  • 8842-04-10 (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 1,048,842 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°.