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1,002,120

1,002,120 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.).

1,002,120 (one million two thousand one hundred twenty) is an even 7-digit number. It is a composite number with 64 divisors, and factors as 2³ × 3 × 5 × 7 × 1,193. Its proper divisors sum to 2,436,600, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF4A88.

Abundant Number Arithmetic Number Gapful Number Happy Number Harshad / Niven Odious Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
6
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
212,001
Square (n²)
1,004,244,494,400
Cube (n³)
1,006,373,492,728,128,000
Divisor count
64
σ(n) — sum of divisors
3,438,720
φ(n) — Euler's totient
228,864
Sum of prime factors
1,214

Primality

Prime factorization: 2 3 × 3 × 5 × 7 × 1193

Nearest primes: 1,002,109 (−11) · 1,002,121 (+1)

Divisors & multiples

All divisors (64)
1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 10 · 12 · 14 · 15 · 20 · 21 · 24 · 28 · 30 · 35 · 40 · 42 · 56 · 60 · 70 · 84 · 105 · 120 · 140 · 168 · 210 · 280 · 420 · 840 · 1193 · 2386 · 3579 · 4772 · 5965 · 7158 · 8351 · 9544 · 11930 · 14316 · 16702 · 17895 · 23860 · 25053 · 28632 · 33404 · 35790 · 41755 · 47720 · 50106 · 66808 · 71580 · 83510 · 100212 · 125265 · 143160 · 167020 · 200424 · 250530 · 334040 · 501060 (half) · 1002120
Aliquot sum (sum of proper divisors): 2,436,600
Factor pairs (a × b = 1,002,120)
1 × 1002120
2 × 501060
3 × 334040
4 × 250530
5 × 200424
6 × 167020
7 × 143160
8 × 125265
10 × 100212
12 × 83510
14 × 71580
15 × 66808
20 × 50106
21 × 47720
24 × 41755
28 × 35790
30 × 33404
35 × 28632
40 × 25053
42 × 23860
56 × 17895
60 × 16702
70 × 14316
84 × 11930
105 × 9544
120 × 8351
140 × 7158
168 × 5965
210 × 4772
280 × 3579
420 × 2386
840 × 1193
First multiples
1,002,120 · 2,004,240 (double) · 3,006,360 · 4,008,480 · 5,010,600 · 6,012,720 · 7,014,840 · 8,016,960 · 9,019,080 · 10,021,200

Sums & aliquot sequence

As consecutive integers: 334,039 + 334,040 + 334,041 200,422 + 200,423 + 200,424 + 200,425 + 200,426 143,157 + 143,158 + … + 143,163 66,801 + 66,802 + … + 66,815
Aliquot sequence: 1,002,120 2,436,600 5,420,040 11,739,000 34,387,080 97,217,400 252,760,200 724,320,120 1,448,640,600 3,450,420,840 7,096,167,960 17,233,553,640 — keeps growing

Continued fraction of √n

√1,002,120 = [1001; (16, 1, 4, 1, 2, 6, 1, 1, 2, 1, 5, 1, 2, 1, 1, 2, 1, 2, 1, 5, 1, 1, 1, 1, …)]

Representations

In words
one million two thousand one hundred twenty
Ordinal
1002120th
Binary
11110100101010001000
Octal
3645210
Hexadecimal
0xF4A88
Base64
D0qI
One's complement
4,293,965,175 (32-bit)
Scientific notation
1.00212 × 10⁶
As a duration
1,002,120 s = 11 days, 14 hours, 22 minutes
In other bases
ternary (3) 1212220122120
quaternary (4) 3310222020
quinary (5) 224031440
senary (6) 33251240
septenary (7) 11342430
nonary (9) 1786576
undecimal (11) 6249a9
duodecimal (12) 403b20
tridecimal (13) 291192
tetradecimal (14) 1c12c0
pentadecimal (15) 14bdd0
Palindromic in base 13

As an angle

1,002,120° = 2,783 × 360° + 240°
240° ≈ 4.189 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹 ·
Egyptian hieroglyphic
𓁨𓆼𓆼𓍢𓎆𓎆
Chinese
一百萬二千一百二十
Chinese (financial)
壹佰萬貳仟壹佰貳拾
In other modern scripts
Eastern Arabic ١٠٠٢١٢٠ Devanagari १००२१२० Bengali ১০০২১২০ Tamil ௧௦௦௨௧௨௦ Thai ๑๐๐๒๑๒๐ Tibetan ༡༠༠༢༡༢༠ Khmer ១០០២១២០ Lao ໑໐໐໒໑໒໐ Burmese ၁၀၀၂၁၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1002120, here are decompositions:

  • 11 + 1002109 = 1002120
  • 19 + 1002101 = 1002120
  • 29 + 1002091 = 1002120
  • 37 + 1002083 = 1002120
  • 43 + 1002077 = 1002120
  • 47 + 1002073 = 1002120
  • 59 + 1002061 = 1002120
  • 71 + 1002049 = 1002120

Showing the first eight; more decompositions exist.

Hex color
#0F4A88
RGB(15, 74, 136)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.74.136.

Address
0.15.74.136
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.74.136

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 1,002,120 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°.