138967292880

Names of 138967292880

• Cardinal: 138967292880 can be written as One hundred thirty-eight billion, nine hundred sixty-seven million, two hundred ninety-two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 1.3896729288 × 10¹¹

Factors of 138967292880

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 873389

Divisors of 138967292880

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 17 18 20 24 26 30 34 36 39 40 45 48 51 52 60 65 68 72 78 80 85 90 102 104 117 120 130 136 144 153 156 170 180 195 204 208 221 234 240 255 260 272 306 312 340 360 390 408 442 468 510 520 585 612 624 663 680 720 765 780 816 884 936 1020 1040 1105 1170 1224 1326 1360 1530 1560 1768 1872 1989 2040 2210 2340 2448 2652 3060 3120 3315 3536 3978 4080 4420 4680 5304 6120 6630 7956 8840 9360 9945 10608 12240 13260 15912 17680 19890 26520 31824 39780 53040 79560 159120 873349 1746698 2620047 3493396 4366745 5240094 6986792 7860141 8733490 10480188 11353537 13100235 13973584 14846933 15720282 17466980 20960376 22707074 26200470 29693866 31440564 34060611 34933960 39300705 41920752 44540799 45414148 52400940 56767685 59387732 62881128 68121222 69867920 74234665 78601410 89081598 90828296 102181833 104801880 113535370 118775464 125762256 133622397 136242444 148469330 157202820 170303055 178163196 181656592 193010129 204363666 209603760 222703995 227070740 237550928 267244794 272484888 296938660 314405640 340606110 356326392 386020258 408727332 445407990 454141480 510909165 534489588 544969776 579030387 593877320 628811280 668111985 681212220 712652784 772040516 817454664 890815980 908282960 965050645 1021818330 1068979176 1158060774 1187754640 1336223970 1362424440 1544081032 1634909328 1737091161 1781631960 1930101290 2043636660 2137958352 2316121548 2672447940 2724848880 2895151935 3088162064 3474182322 3563263920 3860202580 4087273320 4632243096 5344895880 5790303870 6948364644 7720405160 8174546640 8685455805 9264486192 10689791760 11580607740 13896729288 15440810320 17370911610 23161215480 27793458576 34741823220 46322430960 69483646440 138967292880
• Sum of all divisors σ(n): 532163595600
• Sum of proper divisors (its aliquot sum) s(n): 393196302720
• 138967292880 is an abundant number, because the sum of its proper divisors (393196302720) is greater than itself. Its abundance is 254229009840

Bases of 138967292880

• Binary: 10000001011011000110001001101111010000₂
• Hexadecimal: 0x205B189BD0
• Base-36: 1RU9JDG0

Squares and roots of 138967292880

• 138967292880 squared (138967292880²) is 19311908490395698694400
• 138967292880 cubed (138967292880³) is 2683723643256577727556918415872000
• The square root of 138967292880 is 372783.1714012853
• The cube root of 138967292880 is 5179.6951376659

Scales and comparisons

• 138,967,292,880 seconds is equal to 4,418 years, 37 weeks, 6 days, 17 hours, 48 minutes.
• To count from 1 to 138,967,292,880 would take you about eight thousand, eight hundred thirty-seven 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 138967292880 cubic inches would be around 431.6 feet tall.

Recreational maths with 138967292880

• 138967292880 backwards is 088292769831
• The number of decimal digits it has is: 12
• The sum of 138967292880's digits is 63
• More coming soon!