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1,051,025

1,051,025 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.).

1,051,025 (one million fifty-one thousand twenty-five) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 5² × 17 × 2,473. Written other ways, in hexadecimal, 0x100991.

Arithmetic Number Cube-Free Deficient Number Evil Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
21 bits
Reversed
5,201,501
Square (n²)
1,104,653,550,625
Cube (n³)
1,161,018,498,045,640,625
Divisor count
12
σ(n) — sum of divisors
1,380,492
φ(n) — Euler's totient
791,040
Sum of prime factors
2,500

Primality

Prime factorization: 5 2 × 17 × 2473

Nearest primes: 1,051,019 (−6) · 1,051,027 (+2)

Divisors & multiples

All divisors (12)
1 · 5 · 17 · 25 · 85 · 425 · 2473 · 12365 · 42041 · 61825 · 210205 · 1051025
Aliquot sum (sum of proper divisors): 329,467
Factor pairs (a × b = 1,051,025)
1 × 1051025
5 × 210205
17 × 61825
25 × 42041
85 × 12365
425 × 2473
First multiples
1,051,025 · 2,102,050 (double) · 3,153,075 · 4,204,100 · 5,255,125 · 6,306,150 · 7,357,175 · 8,408,200 · 9,459,225 · 10,510,250

Sums & aliquot sequence

As a sum of two squares: 20² + 1,025² = 137² + 1,016² = 416² + 937² = 500² + 895²
As consecutive integers: 525,512 + 525,513 210,203 + 210,204 + 210,205 + 210,206 + 210,207 105,098 + 105,099 + … + 105,107 61,817 + 61,818 + … + 61,833
Aliquot sequence: 1,051,025 329,467 1,149 387 185 43 1 0 — terminates at zero

Continued fraction of √n

√1,051,025 = [1025; (5, 7, 1, 31, 6, 3, 1, 1, 1, 1, 11, 1, 1, 10, 1, 14, 6, 7, 1, 5, 2, 3, 7, 128, …)]

Period length 50 — the block in parentheses repeats forever.

Representations

In words
one million fifty-one thousand twenty-five
Ordinal
1051025th
Binary
100000000100110010001
Octal
4004621
Hexadecimal
0x100991
Base64
EAmR
One's complement
4,293,916,270 (32-bit)
Scientific notation
1.051025 × 10⁶
As a duration
1,051,025 s = 12 days, 3 hours, 57 minutes, 5 seconds
In other bases
ternary (3) 1222101201212
quaternary (4) 10000212101
quinary (5) 232113100
senary (6) 34305505
septenary (7) 11635133
nonary (9) 1871655
undecimal (11) 658718
duodecimal (12) 428295
tridecimal (13) 2aa511
tetradecimal (14) 1d5053
pentadecimal (15) 15b635

As an angle

1,051,025° = 2,919 × 360° + 185°
185° ≈ 3.229 rad
Compass bearing: S (south)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬一千零二十五
Chinese (financial)
壹佰零伍萬壹仟零貳拾伍
In other modern scripts
Eastern Arabic ١٠٥١٠٢٥ Devanagari १०५१०२५ Bengali ১০৫১০২৫ Tamil ௧௦௫௧௦௨௫ Thai ๑๐๕๑๐๒๕ Tibetan ༡༠༥༡༠༢༥ Khmer ១០៥១០២៥ Lao ໑໐໕໑໐໒໕ Burmese ၁၀၅၁၀၂၅

Also seen as

Hex color
#100991
RGB(16, 9, 145)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.9.145.

Address
0.16.9.145
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.9.145

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 1025 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1025-05-01 (DMMYYYY (Euro, single-digit day))
  • 1025-10-05 (MMDYYYY (US, single-digit day))
  • 1025-05-10 (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 1,051,025 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