138858813820480

Names of 138858813820480

• Cardinal: 138858813820480 can be written as One hundred thirty-eight trillion, eight hundred fifty-eight billion, eight hundred thirteen million, eight hundred twenty thousand, four hundred eighty.

Scientific notation

• Scientific notation: 1.3885881382048 × 10¹⁴

Factors of 138858813820480

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 800402

Divisors of 138858813820480

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 130 160 169 208 260 320 338 416 520 676 832 845 1040 1352 1690 2080 2704 3221 3380 4160 5408 6442 6760 10816 12884 13520 16105 25768 27040 32210 41873 51536 54080 64420 83746 103072 128840 167492 206144 209365 257680 334984 418730 515360 544349 669968 797161 837460 1030720 1088698 1339936 1594322 1674920 2177396 2679872 2721745 3188644 3349840 3985805 4354792 5443490 6377288 6699680 7971610 8709584 10363093 10886980 12754576 13399360 15943220 17419168 20726186 21773960 25509152 31886440 34838336 41452372 43547920 51018304 51815465 63772880 82904744 87095840 103630930 127545760 134720209 165809488 174191680 207261860 255091520 269440418 331618976 414523720 538880836 663237952 673601045 829047440 1077761672 1347202090 1658094880 2155523344 2567655581 2694404180 3316189760 4311046688 5135311162 5388808360 8622093376 10270622324 10777616720 12838277905 20541244648 21555233440 25676555810 33379522553 41082489296 43110466880 51353111620 66759045106 82164978592 102706223240 133518090212 164329957184 166897612765 205412446480 267036180424 333795225530 410824892960 433933793189 534072360848 667590451060 821649785920 867867586378 1068144721696 1335180902120 1735735172756 2136289443392 2169668965945 2670361804240 3471470345512 4339337931890 5340723608480 6942940691024 8678675863780 10681447216960 13885881382048 17357351727560 27771762764096 34714703455120 69429406910240 138858813820480
• Sum of all divisors σ(n): 358160910355944
• Sum of proper divisors (its aliquot sum) s(n): 219302096535464
• 138858813820480 is an abundant number, because the sum of its proper divisors (219302096535464) is greater than itself. Its abundance is 80443282714984

Bases of 138858813820480

• Binary: 11111100100101010010110010001011000111001000000₂
• Hexadecimal: 0x7E4A96458E40
• Base-36: 1D7YUWIQF4

Squares and roots of 138858813820480

• 138858813820480 squared (138858813820480²) is 19281770175630727453667430400
• 138858813820480 cubed (138858813820480³) is 2677443734947191134244271143289168494592000
• The square root of 138858813820480 is 11783836.9736041409
• The cube root of 138858813820480 is 51783.4701535145

Scales and comparisons

• 138,858,813,820,480 seconds is equal to 4,415,280 years, 39 weeks, 3 days, 23 hours, 54 minutes, 40 seconds.
• To count from 1 to 138,858,813,820,480 would take you about eleven million, thirty-eight thousand, two hundred one 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 138858813820480 cubic inches would be around 4315.3 feet tall.

Recreational maths with 138858813820480

• 138858813820480 backwards is 084028318858831
• The number of decimal digits it has is: 15
• The sum of 138858813820480's digits is 67
• More coming soon!