72135996988944

Names of 72135996988944

• Cardinal: 72135996988944 can be written as Seventy-two trillion, one hundred thirty-five billion, nine hundred ninety-six million, nine hundred eighty-eight thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 7.2135996988944 × 10¹³

Factors of 72135996988944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 388228784

Divisors of 72135996988944

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 42 48 49 56 79 84 98 112 147 158 168 196 237 294 316 336 392 474 553 588 632 784 948 1106 1176 1264 1659 1896 2212 2352 3318 3792 3871 4424 6636 7742 8848 11613 13272 15484 23226 26544 30968 46452 61936 92904 185808 388228693 776457386 1164686079 1552914772 2329372158 2717600851 3105829544 4658744316 5435201702 6211659088 8152802553 9317488632 10870403404 16305605106 18634977264 19023205957 21740806808 30670066747 32611210212 38046411914 43481613616 57069617871 61340133494 65222420424 76092823828 92010200241 114139235742 122680266988 130444840848 152185647656 184020400482 214690467229 228278471484 245360533976 304371295312 368040800964 429380934458 456556942968 490721067952 644071401687 736081601928 858761868916 913113885936 1288142803374 1472163203856 1502833270603 1717523737832 2576285606748 3005666541206 3435047475664 4508499811809 5152571213496 6011333082412 9016999623618 10305142426992 12022666164824 18033999247236 24045332329648 36067998494472 72135996988944
• Sum of all divisors σ(n): 219520032735360
• Sum of proper divisors (its aliquot sum) s(n): 147384035746416
• 72135996988944 is an abundant number, because the sum of its proper divisors (147384035746416) is greater than itself. Its abundance is 75248038757472

Bases of 72135996988944

• Binary: 10000011001101101111000011110011101111000010000₂
• Hexadecimal: 0x419B7879DE10
• Base-36: PKITI3ZTC

Squares and roots of 72135996988944

• 72135996988944 squared (72135996988944²) is 5203602061588937834458235136
• 72135996988944 cubed (72135996988944³) is 375367022646442410466738449698020344336384
• The square root of 72135996988944 is 8493291.2930703137
• The cube root of 72135996988944 is 41627.8530549669

Scales and comparisons

• 72,135,996,988,944 seconds is equal to 2,293,701 years, 29 weeks, 5 days, 13 hours, 22 minutes, 24 seconds.
• To count from 1 to 72,135,996,988,944 would take you about five million, seven hundred thirty-four thousand, two hundred fifty-three 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 72135996988944 cubic inches would be around 3469 feet tall.

Recreational maths with 72135996988944

• 72135996988944 backwards is 44988969953127
• 72135996988944 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 72135996988944's digits is 84
• More coming soon!