138689359900

Names of 138689359900

• Cardinal: 138689359900 can be written as One hundred thirty-eight billion, six hundred eighty-nine million, three hundred fifty-nine thousand, nine hundred.

Scientific notation

• Scientific notation: 1.386893599 × 10¹¹

Factors of 138689359900

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1018

Divisors of 138689359900

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 25 26 28 35 49 50 52 65 70 91 98 100 130 140 169 175 182 196 245 260 325 338 350 364 455 490 637 650 676 700 845 910 980 991 1183 1225 1274 1300 1690 1820 1982 2197 2275 2366 2450 2548 3185 3380 3964 4225 4394 4550 4732 4900 4955 5915 6370 6937 8281 8450 8788 9100 9910 10985 11830 12740 12883 13874 15379 15925 16562 16900 19820 21970 23660 24775 25766 27748 28561 29575 30758 31850 33124 34685 41405 43940 48559 49550 51532 54925 57122 59150 61516 63700 64415 69370 76895 82810 90181 97118 99100 107653 109850 114244 118300 128830 138740 142805 153790 165620 167479 173425 180362 194236 199927 207025 215306 219700 242795 257660 285610 307580 322075 334958 346850 360724 384475 399854 414050 430612 450905 485590 538265 571220 631267 644150 669916 693700 714025 768950 799708 828100 837395 901810 971180 999635 1076530 1172353 1213975 1262534 1288300 1399489 1428050 1537900 1674790 1803620 1999270 2153060 2177227 2254525 2344706 2427950 2525068 2691325 2798978 2856100 3156335 3349580 3998540 4186975 4354454 4509050 4689412 4855900 4998175 5382650 5597956 5861765 6312670 6997445 8206471 8373950 8708908 9018100 9996350 10765300 10886135 11723530 12625340 13994890 15240589 15781675 16412942 16747900 19992700 21772270 23447060 27989780 28303951 29308825 30481178 31563350 32825884 34987225 41032355 43544540 54430675 56607902 58617650 60962356 63126700 69974450 76202945 82064710 106684123 108861350 113215804 117235300 139948900 141519755 152405890 164129420 198127657 205161775 213368246 217722700 283039510 304811780 381014725 396255314 410323550 426736492 533420615 566079020 707598775 762029450 792510628 820647100 990638285 1066841230 1386893599 1415197550 1524058900 1981276570 2133682460 2667103075 2773787198 2830395100 3962553140 4953191425 5334206150 5547574396 6934467995 9906382850 10668412300 13868935990 19812765700 27737871980 34672339975 69344679950 138689359900
• Sum of all divisors σ(n): 379647555168
• Sum of proper divisors (its aliquot sum) s(n): 240958195268
• 138689359900 is an abundant number, because the sum of its proper divisors (240958195268) is greater than itself. Its abundance is 102268835368

Bases of 138689359900

• Binary: 10000001001010100001111011000000011100₂
• Hexadecimal: 0x204A87B01C
• Base-36: 1RPO2AZG

Squares and roots of 138689359900

• 138689359900 squared (138689359900²) is 19234738549471728010000
• 138689359900 cubed (138689359900³) is 2667653577270088440853800799000000
• The square root of 138689359900 is 372410.2038075757
• The cube root of 138689359900 is 5176.2397229031

Scales and comparisons

• 138,689,359,900 seconds is equal to 4,409 years, 46 weeks, 2 days, 22 hours, 11 minutes, 40 seconds.
• To count from 1 to 138,689,359,900 would take you about eight thousand, eight hundred nineteen 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 138689359900 cubic inches would be around 431.4 feet tall.

Recreational maths with 138689359900

• 138689359900 backwards is 009953986831
• The number of decimal digits it has is: 12
• The sum of 138689359900's digits is 61
• More coming soon!