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1,013,644

1,013,644 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.).

1,013,644 (one million thirteen thousand six hundred forty-four) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 211 × 1,201. Written other ways, in hexadecimal, 0xF778C.

Cube-Free Deficient Number Happy Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
4,463,101
Square (n²)
1,027,474,158,736
Cube (n³)
1,041,493,016,157,793,984
Divisor count
12
σ(n) — sum of divisors
1,783,768
φ(n) — Euler's totient
504,000
Sum of prime factors
1,416

Primality

Prime factorization: 2 2 × 211 × 1201

Nearest primes: 1,013,641 (−3) · 1,013,671 (+27)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 211 · 422 · 844 · 1201 · 2402 · 4804 · 253411 · 506822 (half) · 1013644
Aliquot sum (sum of proper divisors): 770,124
Factor pairs (a × b = 1,013,644)
1 × 1013644
2 × 506822
4 × 253411
211 × 4804
422 × 2402
844 × 1201
First multiples
1,013,644 · 2,027,288 (double) · 3,040,932 · 4,054,576 · 5,068,220 · 6,081,864 · 7,095,508 · 8,109,152 · 9,122,796 · 10,136,440

Sums & aliquot sequence

As consecutive integers: 126,702 + 126,703 + … + 126,709 4,699 + 4,700 + … + 4,909 244 + 245 + … + 1,444
Aliquot sequence: 1,013,644 770,124 1,089,636 1,452,876 2,021,028 2,972,604 3,963,500 4,693,876 4,359,980 4,840,708 3,630,538 1,815,272 1,622,968 1,502,912 1,612,144 1,695,680 2,925,088 — unresolved within range

Continued fraction of √n

√1,013,644 = [1006; (1, 3, 1, 35, 6, 2, 1, 2, 1, 9, 1, 1, 5, 14, 1, 1, 14, 2, 1, 1, 26, 3, 1, 95, …)]

Representations

In words
one million thirteen thousand six hundred forty-four
Ordinal
1013644th
Binary
11110111011110001100
Octal
3673614
Hexadecimal
0xF778C
Base64
D3eM
One's complement
4,293,953,651 (32-bit)
Scientific notation
1.013644 × 10⁶
As a duration
1,013,644 s = 11 days, 17 hours, 34 minutes, 4 seconds
In other bases
ternary (3) 1220111110101
quaternary (4) 3313132030
quinary (5) 224414034
senary (6) 33420444
septenary (7) 11421142
nonary (9) 1814411
undecimal (11) 632625
duodecimal (12) 40a724
tridecimal (13) 2964b8
tetradecimal (14) 1c5592
pentadecimal (15) 150514

As an angle

1,013,644° = 2,815 × 360° + 244°
244° ≈ 4.259 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
Chinese
一百零一萬三千六百四十四
Chinese (financial)
壹佰零壹萬參仟陸佰肆拾肆
In other modern scripts
Eastern Arabic ١٠١٣٦٤٤ Devanagari १०१३६४४ Bengali ১০১৩৬৪৪ Tamil ௧௦௧௩௬௪௪ Thai ๑๐๑๓๖๔๔ Tibetan ༡༠༡༣༦༤༤ Khmer ១០១៣៦៤៤ Lao ໑໐໑໓໖໔໔ Burmese ၁၀၁၃၆၄၄

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1013644, here are decompositions:

  • 3 + 1013641 = 1013644
  • 17 + 1013627 = 1013644
  • 41 + 1013603 = 1013644
  • 113 + 1013531 = 1013644
  • 167 + 1013477 = 1013644
  • 173 + 1013471 = 1013644
  • 353 + 1013291 = 1013644
  • 491 + 1013153 = 1013644

Showing the first eight; more decompositions exist.

Hex color
#0F778C
RGB(15, 119, 140)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.119.140.

Address
0.15.119.140
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.119.140

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 1, 3644 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 3644-10-01 (MMDYYYY (US, single-digit day))
  • 3644-01-10 (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 1,013,644 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°.