12390729312
12,390,729,312 is an even composite number composed of seven prime numbers multiplied together.
12390729312 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 12390729312:
25 × 3 × 13 × 19 × 29 × 37 × 487
(2 × 2 × 2 × 2 × 2 × 3 × 13 × 19 × 29 × 37 × 487)See below for interesting mathematical facts about the number 12390729312 from the Numbermatics database.
Names of 12390729312
- Cardinal: 12390729312 can be written as Twelve billion, three hundred ninety million, seven hundred twenty-nine thousand, three hundred twelve.
Scientific notation
- Scientific notation: 1.2390729312 × 1010
Factors of 12390729312
Divisors of 12390729312
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 19 24 26 29 32 37 38 39 48 52 57 58 74 76 78 87 96 104 111 114 116 148 152 156 174 208 222 228 232 247 296 304 312 348 377 416 444 456 464 481 487 494 551 592 608 624 696 703 741 754 888 912 928 962 974 988 1073 1102 1131 1184 1248 1392 1406 1443 1461 1482 1508 1653 1776 1824 1924 1948 1976 2109 2146 2204 2262 2784 2812 2886 2922 2964 3016 3219 3306 3552 3848 3896 3952 4218 4292 4408 4524 5624 5772 5844 5928 6032 6331 6438 6612 7163 7696 7792 7904 8436 8584 8816 9048 9139 9253 11248 11544 11688 11856 12064 12662 12876 13224 13949 14123 14326 15392 15584 16872 17168 17632 18019 18096 18278 18506 18993 20387 21489 22496 23088 23376 23712 25324 25752 26448 27417 27759 27898 28246 28652 33744 34336 36038 36192 36556 37012 37986 40774 41847 42369 42978 46176 46752 50648 51504 52896 54057 54834 55518 55796 56492 57304 61161 67488 72076 73112 74024 75972 81548 83694 84738 85956 101296 103008 108114 109668 111036 111592 112984 114608 120289 122322 144152 146224 148048 151944 163096 167388 169476 171912 183599 202592 216228 219336 222072 223184 225968 229216 234247 240578 244644 265031 268337 288304 292448 296096 303888 326192 334776 338952 342361 343824 360867 367198 432456 438672 444144 446368 451936 468494 481156 489288 522551 530062 536674 550797 576608 607776 652384 669552 677904 684722 687648 702741 721734 734396 795093 805011 864912 877344 888288 936988 962312 978576 1027083 1045102 1060124 1073348 1101594 1339104 1355808 1369444 1405482 1443468 1468792 1567653 1590186 1610022 1729824 1873976 1924624 1957152 2054166 2090204 2120248 2146696 2203188 2738888 2810964 2886936 2937584 3135306 3180372 3220044 3488381 3747952 3849248 4108332 4180408 4240496 4293392 4406376 4450693 5477776 5621928 5773872 5875168 6270612 6360744 6440088 6793163 6976762 7495904 8216664 8360816 8480992 8586784 8812752 8901386 9928469 10465143 10955552 11243856 11547744 12541224 12721488 12880176 13352079 13586326 13953524 16433328 16721632 17625504 17802772 19856938 20379489 20930286 22487712 25082448 25442976 25760352 26704158 27172652 27907048 29785407 32866656 35605544 39713876 40758978 41860572 50164896 53408316 54345304 55814096 59570814 71211088 79427752 81517956 83721144 106816632 108690608 111628192 119141628 129070097 142422176 158855504 163035912 167442288 213633264 217381216 238283256 258140194 317711008 326071824 334884576 387210291 427266528 476566512 516280388 652143648 774420582 953133024 1032560776 1548841164 2065121552 3097682328 4130243104 6195364656 12390729312
- Sum of all divisors σ(n): 39253939200
- Sum of proper divisors (its aliquot sum) s(n): 26863209888
- 12390729312 is an abundant number, because the sum of its proper divisors (26863209888) is greater than itself. Its abundance is 14472480576
Bases of 12390729312
- Binary: 10111000101000101110000110011000002
- Hexadecimal: 0x2E28B8660
- Base-36: 5OX4BXC
Squares and roots of 12390729312
- 12390729312 squared (123907293122) is 153530172883255993344
- 12390729312 cubed (123907293123) is 1902350813420987590727177699328
-
The
square root of 12390729312 is 111313.6528553439 -
The
cube root of 12390729312 is 2314.0120872477
Scales and comparisons
How big is 12390729312?- 12,390,729,312 seconds is equal to 393 years, 51 weeks, 2 days, 5 hours, 15 minutes, 12 seconds.
-
To count from 1 to 12,390,729,312 would take you about seven hundred eighty-seven years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 12390729312 cubic inches would be around 192.8 feet tall.
Recreational maths with 12390729312
- 12390729312 backwards is 21392709321
- 12390729312 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12390729312's digits is 39
- More coming soon!
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