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1,025,448

1,025,448 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.).

1,025,448 (one million twenty-five thousand four hundred forty-eight) is an even 7-digit number. It is a composite number with 16 divisors, and factors as 2³ × 3 × 42,727. Its proper divisors sum to 1,538,232, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFA5A8.

Abundant Number Arithmetic Number Harshad / Niven Moran Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
8,445,201
Square (n²)
1,051,543,600,704
Cube (n³)
1,078,303,282,254,715,392
Divisor count
16
σ(n) — sum of divisors
2,563,680
φ(n) — Euler's totient
341,808
Sum of prime factors
42,736

Primality

Prime factorization: 2 3 × 3 × 42727

Nearest primes: 1,025,443 (−5) · 1,025,459 (+11)

Divisors & multiples

All divisors (16)
1 · 2 · 3 · 4 · 6 · 8 · 12 · 24 · 42727 · 85454 · 128181 · 170908 · 256362 · 341816 · 512724 (half) · 1025448
Aliquot sum (sum of proper divisors): 1,538,232
Factor pairs (a × b = 1,025,448)
1 × 1025448
2 × 512724
3 × 341816
4 × 256362
6 × 170908
8 × 128181
12 × 85454
24 × 42727
First multiples
1,025,448 · 2,050,896 (double) · 3,076,344 · 4,101,792 · 5,127,240 · 6,152,688 · 7,178,136 · 8,203,584 · 9,229,032 · 10,254,480

Sums & aliquot sequence

As consecutive integers: 341,815 + 341,816 + 341,817 64,083 + 64,084 + … + 64,098 21,340 + 21,341 + … + 21,387
Aliquot sequence: 1,025,448 1,538,232 2,349,768 3,835,032 5,752,608 9,843,168 15,995,400 34,626,360 74,727,240 196,603,320 394,309,320 824,414,520 1,692,521,160 3,846,643,320 8,612,619,720 17,225,239,800 — keeps growing

Continued fraction of √n

√1,025,448 = [1012; (1, 1, 1, 4, 4, 72, 10, 1, 1, 2, 3, 1, 1, 40, 1, 3, 3, 5, 1, 2, 2, 1, 3, 1, …)]

Representations

In words
one million twenty-five thousand four hundred forty-eight
Ordinal
1025448th
Binary
11111010010110101000
Octal
3722650
Hexadecimal
0xFA5A8
Base64
D6Wo
One's complement
4,293,941,847 (32-bit)
Scientific notation
1.025448 × 10⁶
As a duration
1,025,448 s = 11 days, 20 hours, 50 minutes, 48 seconds
In other bases
ternary (3) 1221002122120
quaternary (4) 3322112220
quinary (5) 230303243
senary (6) 33551240
septenary (7) 11500434
nonary (9) 1832576
undecimal (11) 640486
duodecimal (12) 415520
tridecimal (13) 29b998
tetradecimal (14) 1c99c4
pentadecimal (15) 153c83

As an angle

1,025,448° = 2,848 × 360° + 168°
168° ≈ 2.932 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬五千四百四十八
Chinese (financial)
壹佰零貳萬伍仟肆佰肆拾捌
In other modern scripts
Eastern Arabic ١٠٢٥٤٤٨ Devanagari १०२५४४८ Bengali ১০২৫৪৪৮ Tamil ௧௦௨௫௪௪௮ Thai ๑๐๒๕๔๔๘ Tibetan ༡༠༢༥༤༤༨ Khmer ១០២៥៤៤៨ Lao ໑໐໒໕໔໔໘ Burmese ၁၀၂၅၄၄၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1025448, here are decompositions:

  • 5 + 1025443 = 1025448
  • 29 + 1025419 = 1025448
  • 31 + 1025417 = 1025448
  • 41 + 1025407 = 1025448
  • 97 + 1025351 = 1025448
  • 101 + 1025347 = 1025448
  • 167 + 1025281 = 1025448
  • 181 + 1025267 = 1025448

Showing the first eight; more decompositions exist.

Hex color
#0FA5A8
RGB(15, 165, 168)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.165.168.

Address
0.15.165.168
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.165.168

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 2, 5448 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5448-02-01 (DMMYYYY (Euro, single-digit day))
  • 5448-10-02 (MMDYYYY (US, single-digit day))
  • 5448-02-10 (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 1,025,448 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°.