20480398128

Names of 20480398128

• Cardinal: 20480398128 can be written as Twenty billion, four hundred eighty million, three hundred ninety-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.0480398128 × 10¹⁰

Factors of 20480398128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 310

Divisors of 20480398128

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 59 67 72 108 118 134 144 177 179 201 216 236 268 354 358 402 432 472 531 536 537 603 708 716 804 944 1062 1072 1074 1206 1416 1432 1593 1608 1611 1809 2124 2148 2412 2832 2864 3186 3216 3222 3618 3953 4248 4296 4489 4824 4833 6372 6444 7236 7906 8496 8592 8978 9648 9666 10561 11859 11993 12744 12888 13467 14472 15812 17956 19332 21122 23718 23986 25488 25776 26934 28944 31624 31683 35577 35912 35979 38664 40401 42244 47436 47972 53868 63248 63366 71154 71824 71958 77328 80802 84488 94872 95049 95944 106731 107736 107937 121203 126732 142308 143916 161604 168976 189744 190098 191888 213462 215472 215874 242406 253464 264851 284616 285147 287832 323208 323811 380196 426924 431748 484812 506928 529702 569232 570294 575664 646416 647622 707587 760392 794553 803531 853848 863496 969624 1059404 1140588 1295244 1415174 1520784 1589106 1607062 1707696 1726992 1939248 2118808 2122761 2281176 2383659 2410593 2590488 2830348 3178212 3214124 4237616 4245522 4562352 4767318 4821186 5180976 5660696 6356424 6368283 6428248 7150977 7231779 8491044 9534636 9642372 11321392 12712848 12736566 12856496 14301954 14463558 16982088 19069272 19104849 19284744 21695337 25473132 28603908 28927116 33964176 38138544 38209698 38569488 43390674 47408329 50946264 57207816 57854232 76419396 86781348 94816658 101892528 114415632 115708464 142224987 152838792 173562696 189633316 284449974 305677584 347125392 379266632 426674961 568899948 758533264 853349922 1137799896 1280024883 1706699844 2275599792 2560049766 3413399688 5120099532 6826799376 10240199064 20480398128
• Sum of all divisors σ(n): 61027344000
• Sum of proper divisors (its aliquot sum) s(n): 40546945872
• 20480398128 is an abundant number, because the sum of its proper divisors (40546945872) is greater than itself. Its abundance is 20066547744

Bases of 20480398128

• Binary: 10011000100101110100001001100110000₂
• Hexadecimal: 0x4C4BA1330
• Base-36: 9EPI0C0

Squares and roots of 20480398128

• 20480398128 squared (20480398128²) is 419446707481385904384
• 20480398128 cubed (20480398128³) is 8590435562697539470991660593152
• The square root of 20480398128 is 143109.7415552135
• The cube root of 20480398128 is 2735.9792434559

Scales and comparisons

• 20,480,398,128 seconds is equal to 651 years, 11 weeks, 15 hours, 28 minutes, 48 seconds.
• To count from 1 to 20,480,398,128 would take you about one thousand, three hundred 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 20480398128 cubic inches would be around 228 feet tall.

Recreational maths with 20480398128

• 20480398128 backwards is 82189308402
• The number of decimal digits it has is: 11
• The sum of 20480398128's digits is 45
• More coming soon!