138479142844

Names of 138479142844

• Cardinal: 138479142844 can be written as One hundred thirty-eight billion, four hundred seventy-nine million, one hundred forty-two thousand, eight hundred forty-four.

Scientific notation

• Scientific notation: 1.38479142844 × 10¹¹

Factors of 138479142844

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 849

Divisors of 138479142844

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 14 17 28 31 34 49 59 62 68 98 118 119 124 196 217 236 238 413 434 476 527 733 826 833 868 961 1003 1054 1466 1519 1652 1666 1829 1922 2006 2108 2891 2932 3038 3332 3658 3689 3844 4012 5131 5782 6076 6727 7021 7316 7378 10262 11564 12461 12803 13454 14042 14756 16337 20524 22723 24922 25606 25823 26908 28084 31093 32674 35917 43247 45446 47089 49147 49844 51212 51646 56699 62186 65348 71834 86494 87227 89621 90892 94178 98294 103292 113398 114359 124372 143668 159061 172988 174454 179242 188356 196588 217651 226796 228718 302729 318122 348908 358484 386291 396893 435302 457436 605458 610589 636244 704413 735199 772582 793786 800513 870604 963883 1113427 1210916 1221178 1340657 1408826 1470398 1523557 1545164 1587572 1601026 1927766 2119103 2226854 2442356 2681314 2704037 2778251 2817652 2940796 3047114 3202052 3855532 4238206 4453708 4930891 5146393 5362628 5408074 5556502 6094228 6747181 8476412 9384599 9861782 10292786 10816148 11113004 11975021 13494362 18769198 18928259 19723564 20585572 22791169 23950042 26988724 34516237 36024751 37538396 37856518 41560367 45582338 47230267 47900084 65692193 69032474 72049502 75713036 83120734 83825147 91164676 94460534 131384386 138064948 144099004 159538183 166241468 167650294 188921068 262768772 290922569 319076366 335300588 581845138 586776029 638152732 706526239 1116767281 1163690276 1173552058 1413052478 2036457983 2233534562 2347104116 2826104956 4072915966 4467069124 4945683673 8145831932 9891367346 19782734692 34619785711 69239571422 138479142844
• Sum of all divisors σ(n): 314081213040
• Sum of proper divisors (its aliquot sum) s(n): 175602070196
• 138479142844 is an abundant number, because the sum of its proper divisors (175602070196) is greater than itself. Its abundance is 37122927352

Bases of 138479142844

• Binary: 10000000111110000000000000011110111100₂
• Hexadecimal: 0x203E0007BC
• Base-36: 1RM6WMGS

Squares and roots of 138479142844

• 138479142844 squared (138479142844²) is 19176473002808956408336
• 138479142844 cubed (138479142844³) is 2655541544200091087712530136347584
• The square root of 138479142844 is 372127.8581939277
• The cube root of 138479142844 is 5173.6231219949

Scales and comparisons

• 138,479,142,844 seconds is equal to 4,403 years, 10 weeks, 5 days, 20 hours, 34 minutes, 4 seconds.
• To count from 1 to 138,479,142,844 would take you about eight thousand, eight hundred six 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 138479142844 cubic inches would be around 431.1 feet tall.

Recreational maths with 138479142844

• 138479142844 backwards is 448241974831
• The number of decimal digits it has is: 12
• The sum of 138479142844's digits is 55
• More coming soon!