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1,001,260

1,001,260 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.).

1,001,260 (one million one thousand two hundred sixty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 13 × 3,851. Its proper divisors sum to 1,263,716, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF472C.

Abundant Number Arithmetic Number Cube-Free Gapful Number Harshad / Niven Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
621,001
Square (n²)
1,002,521,587,600
Cube (n³)
1,003,784,764,800,376,000
Divisor count
24
σ(n) — sum of divisors
2,264,976
φ(n) — Euler's totient
369,600
Sum of prime factors
3,873

Primality

Prime factorization: 2 2 × 5 × 13 × 3851

Nearest primes: 1,001,237 (−23) · 1,001,267 (+7)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 10 · 13 · 20 · 26 · 52 · 65 · 130 · 260 · 3851 · 7702 · 15404 · 19255 · 38510 · 50063 · 77020 · 100126 · 200252 · 250315 · 500630 (half) · 1001260
Aliquot sum (sum of proper divisors): 1,263,716
Factor pairs (a × b = 1,001,260)
1 × 1001260
2 × 500630
4 × 250315
5 × 200252
10 × 100126
13 × 77020
20 × 50063
26 × 38510
52 × 19255
65 × 15404
130 × 7702
260 × 3851
First multiples
1,001,260 · 2,002,520 (double) · 3,003,780 · 4,005,040 · 5,006,300 · 6,007,560 · 7,008,820 · 8,010,080 · 9,011,340 · 10,012,600

Sums & aliquot sequence

As consecutive integers: 200,250 + 200,251 + 200,252 + 200,253 + 200,254 125,154 + 125,155 + … + 125,161 77,014 + 77,015 + … + 77,026 25,012 + 25,013 + … + 25,051
Aliquot sequence: 1,001,260 1,263,716 971,272 863,288 836,392 731,858 365,932 379,400 632,440 814,040 1,060,840 1,544,120 1,930,240 3,228,200 4,277,830 3,475,994 1,745,914 — unresolved within range

Continued fraction of √n

√1,001,260 = [1000; (1, 1, 1, 2, 2, 1, 7, 3, 1, 2, 2, 6, 1, 1, 2, 30, 2, 1, 1, 6, 2, 2, 1, 3, …)]

Period length 32 — the block in parentheses repeats forever.

Representations

In words
one million one thousand two hundred sixty
Ordinal
1001260th
Binary
11110100011100101100
Octal
3643454
Hexadecimal
0xF472C
Base64
D0cs
One's complement
4,293,966,035 (32-bit)
Scientific notation
1.00126 × 10⁶
As a duration
1,001,260 s = 11 days, 14 hours, 7 minutes, 40 seconds
In other bases
ternary (3) 1212212110201
quaternary (4) 3310130230
quinary (5) 224020020
senary (6) 33243244
septenary (7) 11340061
nonary (9) 1785421
undecimal (11) 624297
duodecimal (12) 403524
tridecimal (13) 290980
tetradecimal (14) 1c0c68
pentadecimal (15) 14ba0a

As an angle

1,001,260° = 2,781 × 360° + 100°
100° ≈ 1.745 rad

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓆼𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百萬一千二百六十
Chinese (financial)
壹佰萬壹仟貳佰陸拾
In other modern scripts
Eastern Arabic ١٠٠١٢٦٠ Devanagari १००१२६० Bengali ১০০১২৬০ Tamil ௧௦௦௧௨௬௦ Thai ๑๐๐๑๒๖๐ Tibetan ༡༠༠༡༢༦༠ Khmer ១០០១២៦០ Lao ໑໐໐໑໒໖໐ Burmese ၁၀၀၁၂၆၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1001260, here are decompositions:

  • 23 + 1001237 = 1001260
  • 41 + 1001219 = 1001260
  • 83 + 1001177 = 1001260
  • 101 + 1001159 = 1001260
  • 107 + 1001153 = 1001260
  • 137 + 1001123 = 1001260
  • 167 + 1001093 = 1001260
  • 173 + 1001087 = 1001260

Showing the first eight; more decompositions exist.

Hex color
#0F472C
RGB(15, 71, 44)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.71.44.

Address
0.15.71.44
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.71.44

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

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 1,001,260 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°.