18038718464
18,038,718,464 is an even composite number composed of four prime numbers multiplied together.
18038718464 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred thirty-six divisors.
Prime factorization of 18038718464:
216 × 13 × 31 × 683
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 31 × 683)See below for interesting mathematical facts about the number 18038718464 from the Numbermatics database.
Names of 18038718464
- Cardinal: 18038718464 can be written as Eighteen billion, thirty-eight million, seven hundred eighteen thousand, four hundred sixty-four.
Scientific notation
- Scientific notation: 1.8038718464 × 1010
Factors of 18038718464
Divisors of 18038718464
- Number of divisors d(n): 136
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Complete list of divisors:
1 2 4 8 13 16 26 31 32 52 62 64 104 124 128 208 248 256 403 416 496 512 683 806 832 992 1024 1366 1612 1664 1984 2048 2732 3224 3328 3968 4096 5464 6448 6656 7936 8192 8879 10928 12896 13312 15872 16384 17758 21173 21856 25792 26624 31744 32768 35516 42346 43712 51584 53248 63488 65536 71032 84692 87424 103168 106496 126976 142064 169384 174848 206336 212992 253952 275249 284128 338768 349696 412672 425984 507904 550498 568256 677536 699392 825344 851968 1015808 1100996 1136512 1355072 1398784 1650688 2031616 2201992 2273024 2710144 2797568 3301376 4403984 4546048 5420288 5595136 6602752 8807968 9092096 10840576 11190272 13205504 17615936 18184192 21681152 22380544 26411008 35231872 36368384 43362304 44761088 70463744 72736768 86724608 140927488 145473536 173449216 281854976 290947072 346898432 563709952 581894144 693796864 1127419904 1387593728 2254839808 4509679616 9019359232 18038718464
- Sum of all divisors σ(n): 40164348672
- Sum of proper divisors (its aliquot sum) s(n): 22125630208
- 18038718464 is an abundant number, because the sum of its proper divisors (22125630208) is greater than itself. Its abundance is 4086911744
Bases of 18038718464
- Binary: 100001100110011000100000000000000002
- Hexadecimal: 0x433310000
- Base-36: 8ABSC8W
Squares and roots of 18038718464
- 18038718464 squared (180387184642) is 325395363823454519296
- 18038718464 cubed (180387184643) is 5869715357502146673488999481344
-
The
square root of 18038718464 is 134308.2963334731 -
The
cube root of 18038718464 is 2622.6191425885
Scales and comparisons
How big is 18038718464?- 18,038,718,464 seconds is equal to 573 years, 29 weeks, 6 days, 11 hours, 7 minutes, 44 seconds.
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To count from 1 to 18,038,718,464 would take you about one thousand, one hundred forty-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 18038718464 cubic inches would be around 218.6 feet tall.
Recreational maths with 18038718464
- 18038718464 backwards is 46481783081
- The number of decimal digits it has is: 11
- The sum of 18038718464's digits is 50
- More coming soon!
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