18120712932
18,120,712,932 is an even composite number composed of five prime numbers multiplied together.
18120712932 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18120712932:
22 × 33 × 72 × 23 × 533
(2 × 2 × 3 × 3 × 3 × 7 × 7 × 23 × 53 × 53 × 53)See below for interesting mathematical facts about the number 18120712932 from the Numbermatics database.
Names of 18120712932
- Cardinal: 18120712932 can be written as Eighteen billion, one hundred twenty million, seven hundred twelve thousand, nine hundred thirty-two.
Scientific notation
- Scientific notation: 1.8120712932 × 1010
Factors of 18120712932
Divisors of 18120712932
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 23 27 28 36 42 46 49 53 54 63 69 84 92 98 106 108 126 138 147 159 161 189 196 207 212 252 276 294 318 322 371 378 414 441 477 483 588 621 636 644 742 756 828 882 954 966 1113 1127 1219 1242 1323 1431 1449 1484 1764 1908 1932 2226 2254 2438 2484 2597 2646 2809 2862 2898 3339 3381 3657 4347 4452 4508 4876 5194 5292 5618 5724 5796 6678 6762 7314 7791 8427 8533 8694 10017 10143 10388 10971 11236 13356 13524 14628 15582 16854 17066 17388 19663 20034 20286 21942 23373 25281 25599 30429 31164 32913 33708 34132 39326 40068 40572 43884 46746 50562 51198 58989 59731 60858 64607 65826 70119 75843 76797 78652 93492 101124 102396 117978 119462 121716 129214 131652 137641 140238 148877 151686 153594 176967 179193 193821 230391 235956 238924 258428 275282 280476 297754 303372 307188 353934 358386 387642 412923 446631 452249 460782 530901 537579 550564 581463 595508 707868 716772 775284 825846 893262 904498 921564 1042139 1061802 1075158 1162926 1238769 1339893 1356747 1612737 1651692 1744389 1786524 1808996 2084278 2123604 2150316 2325852 2477538 2679786 2713494 3126417 3165743 3225474 3424171 3488778 3716307 4019679 4070241 4168556 4955076 5359572 5426988 6252834 6331486 6450948 6848342 6977556 7294973 7432614 8039358 8140482 9379251 9497229 10272513 12210723 12505668 12662972 13696684 14589946 14865228 16078716 16280964 18758502 18994458 20545026 21884919 23969197 24421446 28137753 28491687 29179892 30817539 37517004 37988916 41090052 43769838 47938394 48842892 56275506 56983374 61635078 65654757 71907591 85475061 87539676 92452617 95876788 112551012 113966748 123270156 131309514 143815182 167784379 170950122 184905234 196964271 215722773 262619028 287630364 335568758 341900244 369810468 393928542 431445546 503353137 647168319 671137516 787857084 862891092 1006706274 1294336638 1510059411 2013412548 2588673276 3020118822 4530178233 6040237644 9060356466 18120712932
- Sum of all divisors σ(n): 58122489600
- Sum of proper divisors (its aliquot sum) s(n): 40001776668
- 18120712932 is an abundant number, because the sum of its proper divisors (40001776668) is greater than itself. Its abundance is 21881063736
Bases of 18120712932
- Binary: 100001110000001010000100010111001002
- Hexadecimal: 0x4381422E4
- Base-36: 8BOLRL0
Squares and roots of 18120712932
- 18120712932 squared (181207129322) is 328360237163952036624
- 18120712932 cubed (181207129323) is 5950121595931412674280254421568
-
The
square root of 18120712932 is 134613.1974659247 -
The
cube root of 18120712932 is 2626.5868165737
Scales and comparisons
How big is 18120712932?- 18,120,712,932 seconds is equal to 576 years, 9 weeks, 3 days, 11 hours, 22 minutes, 12 seconds.
-
To count from 1 to 18,120,712,932 would take you about one thousand, one hundred fifty-two 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 18120712932 cubic inches would be around 218.9 feet tall.
Recreational maths with 18120712932
- 18120712932 backwards is 23921702181
- 18120712932 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 18120712932's digits is 36
- More coming soon!
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