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1,042,426

1,042,426 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.).

1,042,426 (one million forty-two thousand four hundred twenty-six) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2 × 7² × 11 × 967. Written other ways, in hexadecimal, 0xFE7FA.

Arithmetic Number Cube-Free Deficient Number Evil Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
6,242,401
Square (n²)
1,086,651,965,476
Cube (n³)
1,132,754,261,763,284,776
Divisor count
24
σ(n) — sum of divisors
1,986,336
φ(n) — Euler's totient
405,720
Sum of prime factors
994

Primality

Prime factorization: 2 × 7 2 × 11 × 967

Nearest primes: 1,042,399 (−27) · 1,042,427 (+1)

Divisors & multiples

All divisors (24)
1 · 2 · 7 · 11 · 14 · 22 · 49 · 77 · 98 · 154 · 539 · 967 · 1078 · 1934 · 6769 · 10637 · 13538 · 21274 · 47383 · 74459 · 94766 · 148918 · 521213 (half) · 1042426
Aliquot sum (sum of proper divisors): 943,910
Factor pairs (a × b = 1,042,426)
1 × 1042426
2 × 521213
7 × 148918
11 × 94766
14 × 74459
22 × 47383
49 × 21274
77 × 13538
98 × 10637
154 × 6769
539 × 1934
967 × 1078
First multiples
1,042,426 · 2,084,852 (double) · 3,127,278 · 4,169,704 · 5,212,130 · 6,254,556 · 7,296,982 · 8,339,408 · 9,381,834 · 10,424,260

Sums & aliquot sequence

As consecutive integers: 260,605 + 260,606 + 260,607 + 260,608 148,915 + 148,916 + … + 148,921 94,761 + 94,762 + … + 94,771 37,216 + 37,217 + … + 37,243
Aliquot sequence: 1,042,426 943,910 909,802 462,554 231,280 404,840 540,160 761,096 869,944 805,856 780,736 910,904 852,616 757,124 576,124 432,100 544,400 — unresolved within range

Continued fraction of √n

√1,042,426 = [1020; (1, 135, 7, 1, 1, 8, 1, 1, 5, 2, 2, 1, 6, 4, 3, 1, 4, 1, 3, 2, 1, 14, 4, 1, …)]

Representations

In words
one million forty-two thousand four hundred twenty-six
Ordinal
1042426th
Binary
11111110011111111010
Octal
3763772
Hexadecimal
0xFE7FA
Base64
D+f6
One's complement
4,293,924,869 (32-bit)
Scientific notation
1.042426 × 10⁶
As a duration
1,042,426 s = 12 days, 1 hour, 33 minutes, 46 seconds
In other bases
ternary (3) 1221221221101
quaternary (4) 3332133322
quinary (5) 231324201
senary (6) 34202014
septenary (7) 11601100
nonary (9) 1857841
undecimal (11) 652210
duodecimal (12) 42330a
tridecimal (13) 2a6628
tetradecimal (14) 1d1c70
pentadecimal (15) 158d01

As an angle

1,042,426° = 2,895 × 360° + 226°
226° ≈ 3.944 rad
Compass bearing: SW (southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬二千四百二十六
Chinese (financial)
壹佰零肆萬貳仟肆佰貳拾陸
In other modern scripts
Eastern Arabic ١٠٤٢٤٢٦ Devanagari १०४२४२६ Bengali ১০৪২৪২৬ Tamil ௧௦௪௨௪௨௬ Thai ๑๐๔๒๔๒๖ Tibetan ༡༠༤༢༤༢༦ Khmer ១០៤២៤២៦ Lao ໑໐໔໒໔໒໖ Burmese ၁၀၄၂၄၂၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1042426, here are decompositions:

  • 53 + 1042373 = 1042426
  • 167 + 1042259 = 1042426
  • 233 + 1042193 = 1042426
  • 239 + 1042187 = 1042426
  • 293 + 1042133 = 1042426
  • 317 + 1042109 = 1042426
  • 383 + 1042043 = 1042426
  • 443 + 1041983 = 1042426

Showing the first eight; more decompositions exist.

Hex color
#0FE7FA
RGB(15, 231, 250)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.231.250.

Address
0.15.231.250
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.231.250

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 4, 2426 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 2426-04-01 (DMMYYYY (Euro, single-digit day))
  • 2426-10-04 (MMDYYYY (US, single-digit day))
  • 2426-04-10 (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 1,042,426 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°.