139397645568

Names of 139397645568

• Cardinal: 139397645568 can be written as One hundred thirty-nine billion, three hundred ninety-seven million, six hundred forty-five thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.39397645568 × 10¹¹

Factors of 139397645568

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 201526

Divisors of 139397645568

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 53 64 68 96 102 106 128 136 159 192 204 212 256 272 318 384 408 424 544 636 768 816 848 901 1088 1272 1632 1696 1802 2176 2544 2703 3264 3392 3604 4352 5088 5406 6528 6784 7208 10176 10812 13056 13568 14416 20352 21624 28832 40704 43248 57664 86496 115328 172992 201451 230656 345984 402902 604353 691968 805804 1208706 1611608 2417412 3223216 3424667 4834824 6446432 6849334 9669648 10274001 10676903 12892864 13698668 19339296 20548002 21353806 25785728 27397336 32030709 38678592 41096004 42707612 51571456 54794672 64061418 77357184 82192008 85415224 109589344 128122836 154714368 164384016 170830448 181507351 219178688 256245672 328768032 341660896 363014702 438357376 512491344 544522053 657536064 683321792 726029404 876714752 1024982688 1089044106 1315072128 1366643584 1452058808 2049965376 2178088212 2630144256 2733287168 2904117616 4099930752 4356176424 5808235232 8199861504 8712352848 11616470464 17424705696 23232940928 34849411392 46465881856 69698822784 139397645568
• Sum of all divisors σ(n): 400238387136
• Sum of proper divisors (its aliquot sum) s(n): 260840741568
• 139397645568 is an abundant number, because the sum of its proper divisors (260840741568) is greater than itself. Its abundance is 121443096000

Bases of 139397645568

• Binary: 10000001110100101111110100010100000000₂
• Hexadecimal: 0x2074BF4500
• Base-36: 1S1DRBPC

Squares and roots of 139397645568

• 139397645568 squared (139397645568²) is 19431703589901750042624
• 139397645568 cubed (139397645568³) is 2708733729807557376384629244690432
• The square root of 139397645568 is 373359.9410327787
• The cube root of 139397645568 is 5185.0364392421

Scales and comparisons

• 139,397,645,568 seconds is equal to 4,432 years, 21 weeks, 3 days, 16 hours, 12 minutes, 48 seconds.
• To count from 1 to 139,397,645,568 would take you about eight thousand, eight hundred sixty-four 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 139397645568 cubic inches would be around 432.1 feet tall.

Recreational maths with 139397645568

• 139397645568 backwards is 865546793931
• The number of decimal digits it has is: 12
• The sum of 139397645568's digits is 66
• More coming soon!