18137931084
18,137,931,084 is an even composite number composed of five prime numbers multiplied together.
18137931084 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred sixteen divisors.
Prime factorization of 18137931084:
22 × 32 × 7 × 133 × 1812
(2 × 2 × 3 × 3 × 7 × 13 × 13 × 13 × 181 × 181)See below for interesting mathematical facts about the number 18137931084 from the Numbermatics database.
Names of 18137931084
- Cardinal: 18137931084 can be written as Eighteen billion, one hundred thirty-seven million, nine hundred thirty-one thousand and eighty-four.
Scientific notation
- Scientific notation: 1.8137931084 × 1010
Factors of 18137931084
Divisors of 18137931084
- Number of divisors d(n): 216
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 52 63 78 84 91 117 126 156 169 181 182 234 252 273 338 362 364 468 507 543 546 676 724 819 1014 1086 1092 1183 1267 1521 1629 1638 2028 2172 2197 2353 2366 2534 3042 3258 3276 3549 3801 4394 4706 4732 5068 6084 6516 6591 7059 7098 7602 8788 9412 10647 11403 13182 14118 14196 15204 15379 16471 19773 21177 21294 22806 26364 28236 30589 30758 32761 32942 39546 42354 42588 45612 46137 49413 61178 61516 65522 65884 79092 84708 91767 92274 98283 98826 122356 131044 138411 148239 183534 184548 196566 197652 214123 229327 275301 276822 294849 296478 367068 393132 397657 425893 428246 458654 550602 553644 589698 592956 642369 687981 795314 851786 856492 917308 1101204 1179396 1192971 1277679 1284738 1375962 1590628 1703572 1927107 2063943 2385942 2555358 2569476 2751924 2783599 2981251 3578913 3833037 3854214 4127886 4771884 5110716 5536609 5567198 5962502 7157826 7666074 7708428 8255772 8350797 8943753 11073218 11134396 11925004 14315652 15332148 16609827 16701594 17887506 22146436 25052391 26831259 33219654 33403188 35775012 38756263 49829481 50104782 53662518 66439308 71975917 77512526 99658962 100209564 107325036 116268789 143951834 155025052 199317924 215927751 232537578 287903668 348806367 431855502 465075156 503831419 647783253 697612734 863711004 1007662838 1295566506 1395225468 1511494257 2015325676 2591133012 3022988514 4534482771 6045977028 9068965542 18137931084
- Sum of all divisors σ(n): 57078359520
- Sum of proper divisors (its aliquot sum) s(n): 38940428436
- 18137931084 is an abundant number, because the sum of its proper divisors (38940428436) is greater than itself. Its abundance is 20802497352
Bases of 18137931084
- Binary: 100001110010001101011011101010011002
- Hexadecimal: 0x4391ADD4C
- Base-36: 8BYUT70
Squares and roots of 18137931084
- 18137931084 squared (181379310842) is 328984544007933415056
- 18137931084 cubed (181379310843) is 5967098986917061431546496000704
-
The
square root of 18137931084 is 134677.1364560445 -
The
cube root of 18137931084 is 2627.4184735959
Scales and comparisons
How big is 18137931084?- 18,137,931,084 seconds is equal to 576 years, 37 weeks, 6 days, 18 hours, 11 minutes, 24 seconds.
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To count from 1 to 18,137,931,084 would take you about one thousand, one hundred fifty-three 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 18137931084 cubic inches would be around 219 feet tall.
Recreational maths with 18137931084
- 18137931084 backwards is 48013973181
- The number of decimal digits it has is: 11
- The sum of 18137931084's digits is 45
- More coming soon!
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