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1,015,152

1,015,152 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.).

1,015,152 (one million fifteen thousand one hundred fifty-two) is an even 7-digit number. It is a composite number with 20 divisors, and factors as 2⁴ × 3 × 21,149. Its proper divisors sum to 1,607,448, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF7D70.

Abundant Number Arithmetic Number Gapful Number Odious Number Pernicious Number Recamán's Sequence Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
20 bits
Reversed
2,515,101
Recamán's sequence
a(364,563) = 1,015,152
Square (n²)
1,030,533,583,104
Cube (n³)
1,046,148,227,955,191,808
Divisor count
20
σ(n) — sum of divisors
2,622,600
φ(n) — Euler's totient
338,368
Sum of prime factors
21,160

Primality

Prime factorization: 2 4 × 3 × 21149

Nearest primes: 1,015,139 (−13) · 1,015,159 (+7)

Divisors & multiples

All divisors (20)
1 · 2 · 3 · 4 · 6 · 8 · 12 · 16 · 24 · 48 · 21149 · 42298 · 63447 · 84596 · 126894 · 169192 · 253788 · 338384 · 507576 (half) · 1015152
Aliquot sum (sum of proper divisors): 1,607,448
Factor pairs (a × b = 1,015,152)
1 × 1015152
2 × 507576
3 × 338384
4 × 253788
6 × 169192
8 × 126894
12 × 84596
16 × 63447
24 × 42298
48 × 21149
First multiples
1,015,152 · 2,030,304 (double) · 3,045,456 · 4,060,608 · 5,075,760 · 6,090,912 · 7,106,064 · 8,121,216 · 9,136,368 · 10,151,520

Sums & aliquot sequence

As consecutive integers: 338,383 + 338,384 + 338,385 31,708 + 31,709 + … + 31,739 10,527 + 10,528 + … + 10,622
Aliquot sequence: 1,015,152 1,607,448 2,411,232 3,918,504 6,108,216 9,280,584 16,045,236 28,306,764 43,468,212 57,957,644 43,577,524 33,012,080 43,741,192 50,442,008 45,922,072 52,482,488 46,337,512 — unresolved within range

Continued fraction of √n

√1,015,152 = [1007; (1, 1, 4, 1, 3, 5, 3, 8, 20, 1, 6, 1, 2, 2, 3, 1, 2, 34, 1, 124, 1, 34, 2, 1, …)]

Period length 40 — the block in parentheses repeats forever.

Representations

In words
one million fifteen thousand one hundred fifty-two
Ordinal
1015152nd
Binary
11110111110101110000
Octal
3676560
Hexadecimal
0xF7D70
Base64
D31w
One's complement
4,293,952,143 (32-bit)
Scientific notation
1.015152 × 10⁶
As a duration
1,015,152 s = 11 days, 17 hours, 59 minutes, 12 seconds
In other bases
ternary (3) 1220120112020
quaternary (4) 3313311300
quinary (5) 224441102
senary (6) 33431440
septenary (7) 11425425
nonary (9) 1816466
undecimal (11) 633776
duodecimal (12) 40b580
tridecimal (13) 2970a8
tetradecimal (14) 1c5d4c
pentadecimal (15) 150bbc

As an angle

1,015,152° = 2,819 × 360° + 312°
312° ≈ 5.445 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零一萬五千一百五十二
Chinese (financial)
壹佰零壹萬伍仟壹佰伍拾貳
In other modern scripts
Eastern Arabic ١٠١٥١٥٢ Devanagari १०१५१५२ Bengali ১০১৫১৫২ Tamil ௧௦௧௫௧௫௨ Thai ๑๐๑๕๑๕๒ Tibetan ༡༠༡༥༡༥༢ Khmer ១០១៥១៥២ Lao ໑໐໑໕໑໕໒ Burmese ၁၀၁၅၁၅၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1015152, here are decompositions:

  • 13 + 1015139 = 1015152
  • 29 + 1015123 = 1015152
  • 59 + 1015093 = 1015152
  • 71 + 1015081 = 1015152
  • 79 + 1015073 = 1015152
  • 101 + 1015051 = 1015152
  • 109 + 1015043 = 1015152
  • 113 + 1015039 = 1015152

Showing the first eight; more decompositions exist.

Hex color
#0F7D70
RGB(15, 125, 112)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.125.112.

Address
0.15.125.112
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.125.112

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 1, 5152 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 5152-10-01 (MMDYYYY (US, single-digit day))
  • 5152-01-10 (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 1,015,152 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

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.