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1,025,015

1,025,015 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.).

1,025,015 (one million twenty-five thousand fifteen) is an odd 7-digit number. It is a composite number with 16 divisors, and factors as 5 × 17 × 31 × 389. Written other ways, in hexadecimal, 0xFA3F7.

Arithmetic Number Cube-Free Deficient Number Odious Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
5,105,201
Square (n²)
1,050,655,750,225
Cube (n³)
1,076,937,903,816,878,375
Divisor count
16
σ(n) — sum of divisors
1,347,840
φ(n) — Euler's totient
744,960
Sum of prime factors
442

Primality

Prime factorization: 5 × 17 × 31 × 389

Nearest primes: 1,025,009 (−6) · 1,025,021 (+6)

Divisors & multiples

All divisors (16)
1 · 5 · 17 · 31 · 85 · 155 · 389 · 527 · 1945 · 2635 · 6613 · 12059 · 33065 · 60295 · 205003 · 1025015
Aliquot sum (sum of proper divisors): 322,825
Factor pairs (a × b = 1,025,015)
1 × 1025015
5 × 205003
17 × 60295
31 × 33065
85 × 12059
155 × 6613
389 × 2635
527 × 1945
First multiples
1,025,015 · 2,050,030 (double) · 3,075,045 · 4,100,060 · 5,125,075 · 6,150,090 · 7,175,105 · 8,200,120 · 9,225,135 · 10,250,150

Sums & aliquot sequence

As consecutive integers: 512,507 + 512,508 205,001 + 205,002 + 205,003 + 205,004 + 205,005 102,497 + 102,498 + … + 102,506 60,287 + 60,288 + … + 60,303
Aliquot sequence: 1,025,015 322,825 89,475 58,581 30,027 10,013 1,507 149 1 0 — terminates at zero

Continued fraction of √n

√1,025,015 = [1012; (2, 3, 11, 1, 10, 2, 1, 1, 5, 1, 1, 11, 2, 3, 1, 2, 3, 2, 23, 9, 8, 2, 1, 3, …)]

Period length 54 — the block in parentheses repeats forever.

Representations

In words
one million twenty-five thousand fifteen
Ordinal
1025015th
Binary
11111010001111110111
Octal
3721767
Hexadecimal
0xFA3F7
Base64
D6P3
One's complement
4,293,942,280 (32-bit)
Scientific notation
1.025015 × 10⁶
As a duration
1,025,015 s = 11 days, 20 hours, 43 minutes, 35 seconds
In other bases
ternary (3) 1221002001112
quaternary (4) 3322033313
quinary (5) 230300030
senary (6) 33545235
septenary (7) 11466245
nonary (9) 1832045
undecimal (11) 640122
duodecimal (12) 41521b
tridecimal (13) 29b724
tetradecimal (14) 1c9795
pentadecimal (15) 153a95

As an angle

1,025,015° = 2,847 × 360° + 95°
95° ≈ 1.658 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零二萬五千零一十五
Chinese (financial)
壹佰零貳萬伍仟零壹拾伍
In other modern scripts
Eastern Arabic ١٠٢٥٠١٥ Devanagari १०२५०१५ Bengali ১০২৫০১৫ Tamil ௧௦௨௫௦௧௫ Thai ๑๐๒๕๐๑๕ Tibetan ༡༠༢༥༠༡༥ Khmer ១០២៥០១៥ Lao ໑໐໒໕໐໑໕ Burmese ၁၀၂၅၀၁၅

Also seen as

Hex color
#0FA3F7
RGB(15, 163, 247)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.163.247.

Address
0.15.163.247
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.163.247

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 2, 5015 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5015-02-01 (DMMYYYY (Euro, single-digit day))
  • 5015-10-02 (MMDYYYY (US, single-digit day))
  • 5015-02-10 (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 1,025,015 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