18743008128

Names of 18743008128

• Cardinal: 18743008128 can be written as Eighteen billion, seven hundred forty-three million, eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8743008128 × 10¹⁰

Factors of 18743008128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2817

Divisors of 18743008128

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 19 24 26 32 38 39 48 52 57 64 73 76 78 96 104 114 128 146 152 156 192 208 219 228 247 292 304 312 384 416 438 456 494 584 608 624 741 832 876 912 949 988 1168 1216 1248 1387 1482 1664 1752 1824 1898 1976 2336 2432 2496 2707 2774 2847 2964 3504 3648 3796 3952 4161 4672 4992 5414 5548 5694 5928 7008 7296 7592 7904 8121 8322 9344 10828 11096 11388 11856 14016 15184 15808 16242 16644 18031 21656 22192 22776 23712 28032 30368 31616 32484 33288 35191 36062 43312 44384 45552 47424 51433 54093 60736 64968 66576 70382 72124 86624 88768 91104 94848 102866 105573 108186 121472 129936 133152 140764 144248 154299 173248 177536 182208 197611 205732 211146 216372 259872 266304 281528 288496 308598 346496 364416 395222 411464 422292 432744 519744 532608 563056 576992 592833 617196 668629 790444 822928 844584 865488 1039488 1126112 1153984 1185666 1234392 1337258 1580888 1645856 1689168 1730976 2005887 2252224 2307968 2371332 2468784 2568943 2674516 3161776 3291712 3378336 3461952 3754609 4011774 4504448 4742664 4937568 5137886 5349032 6323552 6583424 6756672 6923904 7509218 7706829 8023548 9485328 9875136 10275772 10698064 11263827 12647104 13513344 15018436 15413658 16047096 18970656 19750272 20551544 21396128 22527654 25294208 30036872 30827316 32094192 37941312 41103088 42792256 45055308 48809917 60073744 61654632 64188384 75882624 82206176 85584512 90110616 97619834 120147488 123309264 128376768 146429751 164412352 180221232 195239668 240294976 246618528 256753536 292859502 328824704 360442464 390479336 480589952 493237056 585719004 720884928 780958672 986474112 1171438008 1441769856 1561917344 2342876016 3123834688 4685752032 6247669376 9371504064 18743008128
• Sum of all divisors σ(n): 57231955200
• Sum of proper divisors (its aliquot sum) s(n): 38488947072
• 18743008128 is an abundant number, because the sum of its proper divisors (38488947072) is greater than itself. Its abundance is 19745938944

Bases of 18743008128

• Binary: 10001011101001010111001101110000000₂
• Hexadecimal: 0x45D2B9B80
• Base-36: 8LZ3PMO

Squares and roots of 18743008128

• 18743008128 squared (18743008128²) is 351300353686274064384
• 18743008128 cubed (18743008128³) is 6584425384511109550784907313152
• The square root of 18743008128 is 136905.1062889913
• The cube root of 18743008128 is 2656.3161608929

Scales and comparisons

• 18,743,008,128 seconds is equal to 595 years, 50 weeks, 2 days, 23 hours, 8 minutes, 48 seconds.
• To count from 1 to 18,743,008,128 would take you about one thousand, one hundred ninety-one 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 18743008128 cubic inches would be around 221.4 feet tall.

Recreational maths with 18743008128

• 18743008128 backwards is 82180034781
• The number of decimal digits it has is: 11
• The sum of 18743008128's digits is 42
• More coming soon!