139440973280

Names of 139440973280

• Cardinal: 139440973280 can be written as One hundred thirty-nine billion, four hundred forty million, nine hundred seventy-three thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.3944097328 × 10¹¹

Factors of 139440973280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3233

Divisors of 139440973280

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 53 56 70 80 106 112 140 160 212 224 265 280 371 424 530 560 742 848 1060 1120 1187 1484 1696 1855 1979 2120 2374 2968 3710 3958 4240 4748 5935 5936 7420 7916 8309 8480 9496 9895 11870 11872 13853 14840 15832 16618 18992 19790 23740 27706 29680 31664 33236 37984 39580 41545 47480 55412 59360 62911 63328 66472 69265 79160 83090 94960 104887 110824 125822 132944 138530 158320 166180 189920 209774 221648 251644 265888 277060 314555 316640 332360 419548 440377 443296 503288 524435 554120 629110 664720 734209 839096 880754 1006576 1048870 1108240 1258220 1329440 1468418 1678192 1761508 2013152 2097740 2201885 2216480 2349073 2516440 2936836 3356384 3523016 3671045 4195480 4403770 4698146 5032880 5873672 7046032 7342090 8390960 8807540 9396292 10065760 11745365 11747344 14092064 14684180 16443511 16781920 17615080 18792584 23490730 23494688 29368360 32887022 35230160 37585168 46981460 58736720 65774044 70460320 75170336 82217555 93962920 117473440 124500869 131548088 164435110 187925840 249001738 263096176 328870220 375851680 498003476 526192352 622504345 657740440 871506083 996006952 1245008690 1315480880 1743012166 1992013904 2490017380 2630961760 3486024332 3984027808 4357530415 4980034760 6972048664 8715060830 9960069520 13944097328 17430121660 19920139040 27888194656 34860243320 69720486640 139440973280
• Sum of all divisors σ(n): 384111383040
• Sum of proper divisors (its aliquot sum) s(n): 244670409760
• 139440973280 is an abundant number, because the sum of its proper divisors (244670409760) is greater than itself. Its abundance is 105229436480

Bases of 139440973280

• Binary: 10000001110111010101000110010111100000₂
• Hexadecimal: 0x20775465E0
• Base-36: 1S23JZKW

Squares and roots of 139440973280

• 139440973280 squared (139440973280²) is 19443785029273673958400
• 139440973280 cubed (139440973280³) is 2711260308729014388240686231552000
• The square root of 139440973280 is 373417.9605750103
• The cube root of 139440973280 is 5185.5735896193

Scales and comparisons

• 139,440,973,280 seconds is equal to 4,433 years, 41 weeks, 1 day, 3 hours, 41 minutes, 20 seconds.
• To count from 1 to 139,440,973,280 would take you about eight thousand, eight hundred sixty-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 139440973280 cubic inches would be around 432.1 feet tall.

Recreational maths with 139440973280

• 139440973280 backwards is 082379044931
• The number of decimal digits it has is: 12
• The sum of 139440973280's digits is 50
• More coming soon!