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1,028,425

1,028,425 is a composite number, odd.

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.).

1,028,425 (one million twenty-eight thousand four hundred twenty-five) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 5² × 31 × 1,327. Written other ways, in hexadecimal, 0xFB149.

Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
5,248,201
Square (n²)
1,057,657,980,625
Cube (n³)
1,087,721,908,724,265,625
Divisor count
12
σ(n) — sum of divisors
1,317,376
φ(n) — Euler's totient
795,600
Sum of prime factors
1,368

Primality

Prime factorization: 5 2 × 31 × 1327

Nearest primes: 1,028,411 (−14) · 1,028,437 (+12)

Divisors & multiples

All divisors (12)
1 · 5 · 25 · 31 · 155 · 775 · 1327 · 6635 · 33175 · 41137 · 205685 · 1028425
Aliquot sum (sum of proper divisors): 288,951
Factor pairs (a × b = 1,028,425)
1 × 1028425
5 × 205685
25 × 41137
31 × 33175
155 × 6635
775 × 1327
First multiples
1,028,425 · 2,056,850 (double) · 3,085,275 · 4,113,700 · 5,142,125 · 6,170,550 · 7,198,975 · 8,227,400 · 9,255,825 · 10,284,250

Sums & aliquot sequence

As consecutive integers: 514,212 + 514,213 205,683 + 205,684 + 205,685 + 205,686 + 205,687 102,838 + 102,839 + … + 102,847 41,125 + 41,126 + … + 41,149
Aliquot sequence: 1,028,425 288,951 141,129 67,991 16,873 407 49 8 7 1 0 — terminates at zero

Continued fraction of √n

√1,028,425 = [1014; (8, 1, 5, 1, 26, 5, 3, 5, 2, 224, 1, 9, 6, 1, 6, 1, 2, 7, 1, 1, 2, 1, 5, 1, …)]

Representations

In words
one million twenty-eight thousand four hundred twenty-five
Ordinal
1028425th
Binary
11111011000101001001
Octal
3730511
Hexadecimal
0xFB149
Base64
D7FJ
One's complement
4,293,938,870 (32-bit)
Scientific notation
1.028425 × 10⁶
As a duration
1,028,425 s = 11 days, 21 hours, 40 minutes, 25 seconds
In other bases
ternary (3) 1221020201211
quaternary (4) 3323011021
quinary (5) 230402200
senary (6) 34013121
septenary (7) 11512216
nonary (9) 1836654
undecimal (11) 642742
duodecimal (12) 4171a1
tridecimal (13) 2a0148
tetradecimal (14) 1cab0d
pentadecimal (15) 154aba

As an angle

1,028,425° = 2,856 × 360° + 265°
265° ≈ 4.625 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬八千四百二十五
Chinese (financial)
壹佰零貳萬捌仟肆佰貳拾伍
In other modern scripts
Eastern Arabic ١٠٢٨٤٢٥ Devanagari १०२८४२५ Bengali ১০২৮৪২৫ Tamil ௧௦௨௮௪௨௫ Thai ๑๐๒๘๔๒๕ Tibetan ༡༠༢༨༤༢༥ Khmer ១០២៨៤២៥ Lao ໑໐໒໘໔໒໕ Burmese ၁၀၂၈၄၂၅

Also seen as

Hex color
#0FB149
RGB(15, 177, 73)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.177.73.

Address
0.15.177.73
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.177.73

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

Possible date

Could be parsed as a date. Most likely interpretation: Thursday, January 2, 8425 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 8425-02-01 (DMMYYYY (Euro, single-digit day))
  • 8425-10-02 (MMDYYYY (US, single-digit day))
  • 8425-02-10 (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 1,028,425 and was likely granted around 1912.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

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