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1,020,225

1,020,225 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.).

1,020,225 (one million twenty thousand two hundred twenty-five) is an odd 7-digit number. It is a composite number with 24 divisors, and factors as 3 × 5² × 61 × 223. Written other ways, in hexadecimal, 0xF9141.

Cube-Free Deficient Number Gapful Number Odious Number Self Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
12
Digit product
0
Digital root
3
Palindrome
No
Bit width
20 bits
Reversed
5,220,201
Square (n²)
1,040,859,050,625
Cube (n³)
1,061,910,424,923,890,625
Divisor count
24
σ(n) — sum of divisors
1,722,112
φ(n) — Euler's totient
532,800
Sum of prime factors
297

Primality

Prime factorization: 3 × 5 2 × 61 × 223

Nearest primes: 1,020,223 (−2) · 1,020,233 (+8)

Divisors & multiples

All divisors (24)
1 · 3 · 5 · 15 · 25 · 61 · 75 · 183 · 223 · 305 · 669 · 915 · 1115 · 1525 · 3345 · 4575 · 5575 · 13603 · 16725 · 40809 · 68015 · 204045 · 340075 · 1020225
Aliquot sum (sum of proper divisors): 701,887
Factor pairs (a × b = 1,020,225)
1 × 1020225
3 × 340075
5 × 204045
15 × 68015
25 × 40809
61 × 16725
75 × 13603
183 × 5575
223 × 4575
305 × 3345
669 × 1525
915 × 1115
First multiples
1,020,225 · 2,040,450 (double) · 3,060,675 · 4,080,900 · 5,101,125 · 6,121,350 · 7,141,575 · 8,161,800 · 9,182,025 · 10,202,250

Sums & aliquot sequence

As consecutive integers: 510,112 + 510,113 340,074 + 340,075 + 340,076 204,043 + 204,044 + 204,045 + 204,046 + 204,047 170,035 + 170,036 + 170,037 + 170,038 + 170,039 + 170,040
Aliquot sequence: 1,020,225 701,887 24,233 2,215 449 1 0 — terminates at zero

Continued fraction of √n

√1,020,225 = [1010; (16, 6, 4, 2, 1, 125, 1, 1, 3, 3, 1, 2, 1, 17, 1, 3, 1, 30, 1, 3, 3, 1, 1, 14, …)]

Representations

In words
one million twenty thousand two hundred twenty-five
Ordinal
1020225th
Binary
11111001000101000001
Octal
3710501
Hexadecimal
0xF9141
Base64
D5FB
One's complement
4,293,947,070 (32-bit)
Scientific notation
1.020225 × 10⁶
As a duration
1,020,225 s = 11 days, 19 hours, 23 minutes, 45 seconds
In other bases
ternary (3) 1220211111010
quaternary (4) 3321011001
quinary (5) 230121400
senary (6) 33511133
septenary (7) 11446263
nonary (9) 1824433
undecimal (11) 637568
duodecimal (12) 4124a9
tridecimal (13) 2994ab
tetradecimal (14) 1c7b33
pentadecimal (15) 152450

As an angle

1,020,225° = 2,833 × 360° + 345°
345° ≈ 6.021 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬零二百二十五
Chinese (financial)
壹佰零貳萬零貳佰貳拾伍
In other modern scripts
Eastern Arabic ١٠٢٠٢٢٥ Devanagari १०२०२२५ Bengali ১০২০২২৫ Tamil ௧௦௨௦௨௨௫ Thai ๑๐๒๐๒๒๕ Tibetan ༡༠༢༠༢༢༥ Khmer ១០២០២២៥ Lao ໑໐໒໐໒໒໕ Burmese ၁၀၂၀၂၂၅

Also seen as

Hex color
#0F9141
RGB(15, 145, 65)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.145.65.

Address
0.15.145.65
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.145.65

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 2, 0225 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 0225-02-01 (DMMYYYY (Euro, single-digit day))
  • 0225-10-02 (MMDYYYY (US, single-digit day))
  • 0225-02-10 (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 1,020,225 and was likely granted around 1911.

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

Related reading