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1,065,072

1,065,072 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.).

1,065,072 (one million sixty-five thousand seventy-two) is an even 7-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 3 × 22,189. Its proper divisors sum to 1,686,488, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x104070.

Abundant Number Arithmetic Number Gapful Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
21 bits
Reversed
2,705,601
Square (n²)
1,134,378,365,184
Cube (n³)
1,208,194,634,163,253,248
Divisor count
20
σ(n) — sum of divisors
2,751,560
φ(n) — Euler's totient
355,008
Sum of prime factors
22,200

Primality

Prime factorization: 2 4 × 3 × 22189

Nearest primes: 1,065,059 (−13) · 1,065,073 (+1)

Divisors & multiples

All divisors (20)
1 · 2 · 3 · 4 · 6 · 8 · 12 · 16 · 24 · 48 · 22189 · 44378 · 66567 · 88756 · 133134 · 177512 · 266268 · 355024 · 532536 (half) · 1065072
Aliquot sum (sum of proper divisors): 1,686,488
Factor pairs (a × b = 1,065,072)
1 × 1065072
2 × 532536
3 × 355024
4 × 266268
6 × 177512
8 × 133134
12 × 88756
16 × 66567
24 × 44378
48 × 22189
First multiples
1,065,072 · 2,130,144 (double) · 3,195,216 · 4,260,288 · 5,325,360 · 6,390,432 · 7,455,504 · 8,520,576 · 9,585,648 · 10,650,720

Sums & aliquot sequence

As consecutive integers: 355,023 + 355,024 + 355,025 33,268 + 33,269 + … + 33,299 11,047 + 11,048 + … + 11,142
Aliquot sequence: 1,065,072 → 1,686,488 → 1,475,692 → 1,242,828 → 2,251,572 → 3,002,124 → 4,075,044 → 6,132,636 → 9,369,396 → 14,437,296 → 26,388,216 → 49,287,384 → 84,199,476 → 113,816,524 → 86,257,140 → 165,070,860 → 322,798,116 — unresolved within range

Continued fraction of √n

√1,065,072 = [1032; (43, 2064)]

Period length 2 — the block in parentheses repeats forever.

Representations

In words
one million sixty-five thousand seventy-two
Ordinal
1065072nd
Binary
100000100000001110000
Octal
4040160
Hexadecimal
0x104070
Base64
EEBw
One's complement
4,293,902,223 (32-bit)
Scientific notation
1.065072 × 10⁶
As a duration
1,065,072 s = 12 days, 7 hours, 51 minutes, 12 seconds
In other bases
ternary (3) 2000010000010
quaternary (4) 10010001300
quinary (5) 233040242
senary (6) 34454520
septenary (7) 12024111
nonary (9) 2003003
undecimal (11) 668228
duodecimal (12) 434440
tridecimal (13) 2b3a28
tetradecimal (14) 1da208
pentadecimal (15) 16089c

As an angle

1,065,072° = 2,958 × 360° + 192°
192° ≈ 3.351 rad
Compass bearing: SSW (south-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零六萬五千零七十二
Chinese (financial)
壹佰零陸萬伍仟零柒拾貳
In other modern scripts
Eastern Arabic ١٠٦٥٠٧٢ Devanagari १०६५०७२ Bengali ১০৬৫০৭২ Tamil ௧௦௬௫௦௭௨ Thai ๑๐๖๕๐๗๒ Tibetan ༡༠༦༥༠༧༢ Khmer ១០៦៥០៧២ Lao ໑໐໖໕໐໗໒ Burmese ၁၀၆၅၀၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1065072, here are decompositions:

  • 13 + 1065059 = 1065072
  • 31 + 1065041 = 1065072
  • 53 + 1065019 = 1065072
  • 59 + 1065013 = 1065072
  • 61 + 1065011 = 1065072
  • 83 + 1064989 = 1065072
  • 131 + 1064941 = 1065072
  • 139 + 1064933 = 1065072

Showing the first eight; more decompositions exist.

Hex color
#104070
RGB(16, 64, 112)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.64.112.

Address
0.16.64.112
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.64.112

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

Possible date

Could be parsed as a date. Most likely interpretation: Saturday, January 6, 5072 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5072-06-01 (DMMYYYY (Euro, single-digit day))
  • 5072-10-06 (MMDYYYY (US, single-digit day))
  • 5072-06-10 (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 1,065,072 and was likely granted around 1913.

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°.