138641344747568

Names of 138641344747568

• Cardinal: 138641344747568 can be written as One hundred thirty-eight trillion, six hundred forty-one billion, three hundred forty-four million, seven hundred forty-seven thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38641344747568 × 10¹⁴

Factors of 138641344747568

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 9509

Divisors of 138641344747568

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 13 16 26 52 61 89 104 122 169 178 208 244 338 356 488 676 712 793 976 1153 1157 1352 1424 1586 2306 2314 2704 3172 4612 4628 5429 6344 8191 9224 9256 10309 10858 12688 14989 15041 16382 18448 18512 20618 21716 29978 30082 32764 41236 43432 59956 60164 65528 70333 70577 82472 86864 102617 106483 119912 120328 131056 140666 141154 164944 194857 205234 212966 239824 240656 281332 282308 389714 410468 425932 499651 562664 564616 728999 779428 820936 851864 914329 917501 999302 1125328 1129232 1334021 1384279 1457998 1558856 1641872 1703728 1828658 1835002 1998604 2668042 2768558 2915996 3117712 3657316 3670004 3997208 5336084 5537116 5831992 6259637 6495463 7314632 7340008 7994416 9444223 9476987 10672168 11074232 11663984 11886277 12519274 12990926 14629264 14680016 17342273 18888446 18953974 21344336 22148464 23772554 25038548 25981852 34684546 37776892 37907948 44468939 47545108 50077096 51963704 69369092 75553784 75815896 81375281 84441019 88937878 95090216 100154192 103927408 122774899 123200831 138738184 151107568 151631792 162750562 168882038 177875756 190180432 245549798 246401662 277476368 325501124 337764076 355751512 491099596 492803324 576097603 578096207 651002248 675528152 711503024 840535847 982199192 985606648 1057878653 1152195206 1156192414 1302004496 1351056304 1596073687 1681071694 1964398384 1971213296 2115757306 2304390412 2312384828 3192147374 3362143388 4231514612 4608780824 4624769656 6384294748 6724286776 7489268839 7515250691 8463029224 9217561648 9249539312 10926966011 12768589496 13448573552 14978537678 15030501382 16926058448 21853932022 25537178992 29957075356 30061002764 43707864044 51272686667 59914150712 60122005528 87415728088 97360494907 102545373334 119828301424 120244011056 142050558143 174831456176 194720989814 205090746668 284101116286 389441979628 410181493336 568202232572 666544926671 778883959256 820362986672 1136404465144 1333089853342 1557767918512 2272808930288 2666179706684 5332359413368 8665084046723 10664718826736 17330168093446 34660336186892 69320672373784 138641344747568
• Sum of all divisors σ(n): 299255909253120
• Sum of proper divisors (its aliquot sum) s(n): 160614564505552
• 138641344747568 is an abundant number, because the sum of its proper divisors (160614564505552) is greater than itself. Its abundance is 21973219757984

Bases of 138641344747568

• Binary: 11111100001011111110100000110101101100000110000₂
• Hexadecimal: 0x7E17F41AD830
• Base-36: 1D56YD1RU8

Squares and roots of 138641344747568

• 138641344747568 squared (138641344747568²) is 19221422473414001061641914624
• 138641344747568 cubed (138641344747568³) is 2664883859675241731208619835854137487634432
• The square root of 138641344747568 is 11774605.9274851317
• The cube root of 138641344747568 is 51756.4230474311

Scales and comparisons

• 138,641,344,747,568 seconds is equal to 4,408,365 years, 47 weeks, 4 days, 20 hours, 6 minutes, 8 seconds.
• To count from 1 to 138,641,344,747,568 would take you about eleven million, twenty thousand, nine hundred fourteen 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 138641344747568 cubic inches would be around 4313 feet tall.

Recreational maths with 138641344747568

• 138641344747568 backwards is 865747443146831
• The number of decimal digits it has is: 15
• The sum of 138641344747568's digits is 71
• More coming soon!