398996232642

Names of 398996232642

• Cardinal: 398996232642 can be written as Three hundred ninety-eight billion, nine hundred ninety-six million, two hundred thirty-two thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 3.98996232642 × 10¹¹

Factors of 398996232642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 24619

Divisors of 398996232642

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 7 9 14 17 18 19 21 27 34 38 42 49 51 54 57 63 98 102 114 119 126 133 147 153 171 189 238 266 294 306 323 342 357 361 378 399 441 459 513 646 714 722 798 833 882 918 931 969 1026 1071 1083 1197 1323 1666 1862 1938 2142 2166 2261 2394 2499 2527 2646 2793 2907 3213 3249 3591 4522 4998 5054 5586 5814 6137 6426 6498 6783 7182 7497 7581 8379 8721 9747 12274 13566 14994 15162 15827 16758 17442 17689 18411 19494 20349 22491 22743 24571 25137 31654 35378 36822 40698 42959 44982 45486 47481 49142 50274 53067 55233 61047 68229 73713 85918 94962 106134 110466 122094 128877 136458 142443 147426 159201 165699 171997 221139 257754 284886 300713 318402 331398 343994 386631 417707 427329 442278 466849 477603 515991 601426 663417 773262 835414 854658 902139 933698 955206 1031982 1159893 1203979 1253121 1326834 1400547 1547973 1804278 2319786 2407958 2506242 2706417 2801094 2923949 3095946 3267943 3611937 3759363 4201641 4643919 5412834 5847898 6535886 7223874 7518726 7936433 8119251 8403282 8771847 8870131 9287838 9803829 10835811 11278089 12604923 15872866 16238502 17543694 17740262 19607658 20467643 21671622 22556178 22875601 23809299 25209846 26315541 26610393 29411487 32507433 40935286 45751202 47618598 52631082 53220786 55555031 58822974 61402929 62090917 65014866 68626803 71427897 78946623 79831179 88234461 111110062 122805858 124181834 137253606 142855794 150792227 157893246 159662358 166665093 176468922 184208787 186272751 205880409 214283691 239493537 301584454 333330186 368417574 372545502 388885217 411760818 428567382 434636419 452376681 478987074 499995279 552626361 558818253 617641227 777770434 869272838 904753362 999990558 1055545589 1105252722 1117636506 1166655651 1235282454 1303909257 1357130043 1499985837 1676454759 2111091178 2333311302 2607818514 2714260086 2999971674 3166636767 3352909518 3499966953 3911727771 4071390129 6333273534 6999933906 7388819123 7823455542 8142780258 9499910301 10499900859 11735183313 14777638246 18999820602 20999801718 22166457369 23470366626 28499730903 44332914738 56999461806 66499372107 132998744214 199498116321 398996232642
• Sum of all divisors σ(n): 1152641067840
• Sum of proper divisors (its aliquot sum) s(n): 753644835198
• 398996232642 is an abundant number, because the sum of its proper divisors (753644835198) is greater than itself. Its abundance is 354648602556

Bases of 398996232642

• Binary: 101110011100110000001110101100111000010₂
• Hexadecimal: 0x5CE60759C2
• Base-36: 53AO1ZGI

Squares and roots of 398996232642

• 398996232642 squared (398996232642²) is 159197993662508986300164
• 398996232642 cubed (398996232642³) is 63519399715506077131235826186753288
• The square root of 398996232642 is 631661.4857991581
• The cube root of 398996232642 is 7361.8946504719

Scales and comparisons

• 398,996,232,642 seconds is equal to 12,686 years, 43 weeks, 6 days, 22 hours, 50 minutes, 42 seconds.
• To count from 1 to 398,996,232,642 would take you about twenty-five thousand, three hundred seventy-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 398996232642 cubic inches would be around 613.5 feet tall.

Recreational maths with 398996232642

• 398996232642 backwards is 246232699893
• 398996232642 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 398996232642's digits is 63
• More coming soon!