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1,025,072

1,025,072 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.).

1,025,072 (one million twenty-five thousand seventy-two) is an even 7-digit number. It is a composite number with 10 divisors, and factors as 2⁴ × 64,067. Written other ways, in hexadecimal, 0xFA430.

Deficient Number Odious Number Self Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
2,705,201
Square (n²)
1,050,772,605,184
Cube (n³)
1,077,117,575,941,173,248
Divisor count
10
σ(n) — sum of divisors
1,986,108
φ(n) — Euler's totient
512,528
Sum of prime factors
64,075

Primality

Prime factorization: 2 4 × 64067

Nearest primes: 1,025,047 (−25) · 1,025,081 (+9)

Divisors & multiples

All divisors (10)
1 · 2 · 4 · 8 · 16 · 64067 · 128134 · 256268 · 512536 (half) · 1025072
Aliquot sum (sum of proper divisors): 961,036
Factor pairs (a × b = 1,025,072)
1 × 1025072
2 × 512536
4 × 256268
8 × 128134
16 × 64067
First multiples
1,025,072 · 2,050,144 (double) · 3,075,216 · 4,100,288 · 5,125,360 · 6,150,432 · 7,175,504 · 8,200,576 · 9,225,648 · 10,250,720

Sums & aliquot sequence

As consecutive integers: 32,018 + 32,019 + … + 32,049
Aliquot sequence: 1,025,072 961,036 720,784 749,856 1,264,128 2,107,680 4,533,024 7,889,568 12,820,800 29,257,856 29,029,534 17,619,266 13,228,990 10,649,810 8,966,446 5,607,938 4,101,502 — unresolved within range

Continued fraction of √n

√1,025,072 = [1012; (2, 5, 1, 1, 27, 1, 45, 17, 1, 8, 1, 3, 1, 3, 2, 16, 3, 2, 2, 2, 1, 4, 2, 1, …)]

Representations

In words
one million twenty-five thousand seventy-two
Ordinal
1025072nd
Binary
11111010010000110000
Octal
3722060
Hexadecimal
0xFA430
Base64
D6Qw
One's complement
4,293,942,223 (32-bit)
Scientific notation
1.025072 × 10⁶
As a duration
1,025,072 s = 11 days, 20 hours, 44 minutes, 32 seconds
In other bases
ternary (3) 1221002010122
quaternary (4) 3322100300
quinary (5) 230300242
senary (6) 33545412
septenary (7) 11466356
nonary (9) 1832118
undecimal (11) 640174
duodecimal (12) 415268
tridecimal (13) 29b769
tetradecimal (14) 1c97d6
pentadecimal (15) 153ad2

As an angle

1,025,072° = 2,847 × 360° + 152°
152° ≈ 2.653 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零二萬五千零七十二
Chinese (financial)
壹佰零貳萬伍仟零柒拾貳
In other modern scripts
Eastern Arabic ١٠٢٥٠٧٢ Devanagari १०२५०७२ Bengali ১০২৫০৭২ Tamil ௧௦௨௫௦௭௨ Thai ๑๐๒๕๐๗๒ Tibetan ༡༠༢༥༠༧༢ Khmer ១០២៥០៧២ Lao ໑໐໒໕໐໗໒ Burmese ၁၀၂၅၀၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1025072, here are decompositions:

  • 43 + 1025029 = 1025072
  • 109 + 1024963 = 1025072
  • 151 + 1024921 = 1025072
  • 163 + 1024909 = 1025072
  • 229 + 1024843 = 1025072
  • 379 + 1024693 = 1025072
  • 409 + 1024663 = 1025072
  • 439 + 1024633 = 1025072

Showing the first eight; more decompositions exist.

Hex color
#0FA430
RGB(15, 164, 48)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.164.48.

Address
0.15.164.48
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.164.48

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 2, 5072 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5072-02-01 (DMMYYYY (Euro, single-digit day))
  • 5072-10-02 (MMDYYYY (US, single-digit day))
  • 5072-02-10 (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 1,025,072 and was likely granted around 1912.

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°.