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1,016,642

1,016,642 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.).

1,016,642 (one million sixteen thousand six hundred forty-two) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2 × 11² × 4,201. Written other ways, in hexadecimal, 0xF8342.

Cube-Free Deficient Number Happy Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
20 bits
Reversed
2,466,101
Square (n²)
1,033,560,956,164
Cube (n³)
1,050,761,477,596,481,288
Divisor count
12
σ(n) — sum of divisors
1,676,598
φ(n) — Euler's totient
462,000
Sum of prime factors
4,225

Primality

Prime factorization: 2 × 11 2 × 4201

Nearest primes: 1,016,641 (−1) · 1,016,663 (+21)

Divisors & multiples

All divisors (12)
1 · 2 · 11 · 22 · 121 · 242 · 4201 · 8402 · 46211 · 92422 · 508321 (half) · 1016642
Aliquot sum (sum of proper divisors): 659,956
Factor pairs (a × b = 1,016,642)
1 × 1016642
2 × 508321
11 × 92422
22 × 46211
121 × 8402
242 × 4201
First multiples
1,016,642 · 2,033,284 (double) · 3,049,926 · 4,066,568 · 5,083,210 · 6,099,852 · 7,116,494 · 8,133,136 · 9,149,778 · 10,166,420

Sums & aliquot sequence

As a sum of two squares: 121² + 1,001²
As consecutive integers: 254,159 + 254,160 + 254,161 + 254,162 92,417 + 92,418 + … + 92,427 23,084 + 23,085 + … + 23,127 8,342 + 8,343 + … + 8,462
Aliquot sequence: 1,016,642 659,956 628,268 519,172 389,386 225,494 123,754 66,326 40,858 22,502 11,254 6,674 3,694 1,850 1,684 1,270 1,034 — unresolved within range

Continued fraction of √n

√1,016,642 = [1008; (3, 2, 21, 41, 9, 3, 1, 2, 1, 1, 1, 1, 3, 2, 7, 1, 8, 2, 2, 3, 11, 28, 3, 5, …)]

Representations

In words
one million sixteen thousand six hundred forty-two
Ordinal
1016642nd
Binary
11111000001101000010
Octal
3701502
Hexadecimal
0xF8342
Base64
D4NC
One's complement
4,293,950,653 (32-bit)
Scientific notation
1.016642 × 10⁶
As a duration
1,016,642 s = 11 days, 18 hours, 24 minutes, 2 seconds
In other bases
ternary (3) 1220122120102
quaternary (4) 3320031002
quinary (5) 230013032
senary (6) 33442402
septenary (7) 11432654
nonary (9) 1818512
undecimal (11) 634900
duodecimal (12) 410402
tridecimal (13) 297983
tetradecimal (14) 1c66d4
pentadecimal (15) 151362

As an angle

1,016,642° = 2,824 × 360° + 2°
2° ≈ 0.035 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零一萬六千六百四十二
Chinese (financial)
壹佰零壹萬陸仟陸佰肆拾貳
In other modern scripts
Eastern Arabic ١٠١٦٦٤٢ Devanagari १०१६६४२ Bengali ১০১৬৬৪২ Tamil ௧௦௧௬௬௪௨ Thai ๑๐๑๖๖๔๒ Tibetan ༡༠༡༦༦༤༢ Khmer ១០១៦៦៤២ Lao ໑໐໑໖໖໔໒ Burmese ၁၀၁၆၆၄၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1016642, here are decompositions:

  • 31 + 1016611 = 1016642
  • 43 + 1016599 = 1016642
  • 61 + 1016581 = 1016642
  • 73 + 1016569 = 1016642
  • 223 + 1016419 = 1016642
  • 241 + 1016401 = 1016642
  • 271 + 1016371 = 1016642
  • 283 + 1016359 = 1016642

Showing the first eight; more decompositions exist.

Hex color
#0F8342
RGB(15, 131, 66)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.131.66.

Address
0.15.131.66
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.131.66

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 1, 6642 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 6642-10-01 (MMDYYYY (US, single-digit day))
  • 6642-01-10 (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 1,016,642 and was likely granted around 1911.

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°.