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1,029,642

1,029,642 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.).

1,029,642 (one million twenty-nine thousand six hundred forty-two) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2 × 3 × 71 × 2,417. Its proper divisors sum to 1,059,510, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFB60A.

Abundant Number Arithmetic Number Cube-Free Odious Number Pernicious Number Semiperfect Number Squarefree

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
2,469,201
Square (n²)
1,060,162,648,164
Cube (n³)
1,091,587,989,380,877,288
Divisor count
16
σ(n) — sum of divisors
2,089,152
φ(n) — Euler's totient
338,240
Sum of prime factors
2,493

Primality

Prime factorization: 2 × 3 × 71 × 2417

Nearest primes: 1,029,617 (−25) · 1,029,643 (+1)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 6 · 71 · 142 · 213 · 426 · 2417 · 4834 · 7251 · 14502 · 171607 · 343214 · 514821 (half) · 1029642
Aliquot sum (sum of proper divisors): 1,059,510
Factor pairs (a × b = 1,029,642)
1 × 1029642
2 × 514821
3 × 343214
6 × 171607
71 × 14502
142 × 7251
213 × 4834
426 × 2417
First multiples
1,029,642 · 2,059,284 (double) · 3,088,926 · 4,118,568 · 5,148,210 · 6,177,852 · 7,207,494 · 8,237,136 · 9,266,778 · 10,296,420

Sums & aliquot sequence

As consecutive integers: 343,213 + 343,214 + 343,215 257,409 + 257,410 + 257,411 + 257,412 85,798 + 85,799 + … + 85,809 14,467 + 14,468 + … + 14,537
Aliquot sequence: 1,029,642 1,059,510 1,483,386 1,658,118 2,631,930 4,722,438 6,140,922 6,140,934 7,619,670 13,811,850 27,227,190 43,471,050 86,282,550 151,477,530 214,310,694 266,432,730 391,358,118 — unresolved within range

Continued fraction of √n

√1,029,642 = [1014; (1, 2, 2, 13, 88, 6, 5, 7, 1, 1, 4, 3, 1, 1, 1, 1, 1, 1, 17, 2, 1, 11, 2, 1, …)]

Representations

In words
one million twenty-nine thousand six hundred forty-two
Ordinal
1029642nd
Binary
11111011011000001010
Octal
3733012
Hexadecimal
0xFB60A
Base64
D7YK
One's complement
4,293,937,653 (32-bit)
Scientific notation
1.029642 × 10⁶
As a duration
1,029,642 s = 11 days, 22 hours, 42 seconds
In other bases
ternary (3) 1221022101220
quaternary (4) 3323120022
quinary (5) 230422032
senary (6) 34022510
septenary (7) 11515605
nonary (9) 1838356
undecimal (11) 643649
duodecimal (12) 417a36
tridecimal (13) 2a0873
tetradecimal (14) 1cb33c
pentadecimal (15) 15512c

As an angle

1,029,642° = 2,860 × 360° + 42°
42° ≈ 0.733 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 · 𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零二萬九千六百四十二
Chinese (financial)
壹佰零貳萬玖仟陸佰肆拾貳
In other modern scripts
Eastern Arabic ١٠٢٩٦٤٢ Devanagari १०२९६४२ Bengali ১০২৯৬৪২ Tamil ௧௦௨௯௬௪௨ Thai ๑๐๒๙๖๔๒ Tibetan ༡༠༢༩༦༤༢ Khmer ១០២៩៦៤២ Lao ໑໐໒໙໖໔໒ Burmese ၁၀၂၉၆၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1029642, here are decompositions:

  • 41 + 1029601 = 1029642
  • 59 + 1029583 = 1029642
  • 73 + 1029569 = 1029642
  • 79 + 1029563 = 1029642
  • 109 + 1029533 = 1029642
  • 233 + 1029409 = 1029642
  • 239 + 1029403 = 1029642
  • 281 + 1029361 = 1029642

Showing the first eight; more decompositions exist.

Hex color
#0FB60A
RGB(15, 182, 10)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.182.10.

Address
0.15.182.10
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.182.10

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 2, 9642 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 9642-02-01 (DMMYYYY (Euro, single-digit day))
  • 9642-10-02 (MMDYYYY (US, single-digit day))
  • 9642-02-10 (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 1,029,642 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°.