38391516891970

Names of 38391516891970

• Cardinal: 38391516891970 can be written as Thirty-eight trillion, three hundred ninety-one billion, five hundred sixteen million, eight hundred ninety-one thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 3.839151689197 × 10¹³

Factors of 38391516891970

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7867

Divisors of 38391516891970

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 11 22 55 110 121 242 257 514 605 1210 1285 1331 2011 2570 2662 2827 4022 5581 5654 6655 10055 11162 13310 14135 20110 22121 27905 28270 31097 44242 55810 61391 62194 110605 122782 155485 221210 243331 306955 310970 342067 486662 516827 613910 675301 684134 1033654 1216655 1350602 1434317 1710335 2433310 2584135 2676641 2868634 3376505 3420670 5168270 5353282 5685097 6753010 7171585 7428311 11223391 11370194 13383205 14343170 14856622 15777487 22446782 26766410 28425485 31554974 37141555 56116955 56850970 62536067 74283110 78887435 112233910 123457301 125072134 157774870 173552357 246914602 312680335 347104714 617286505 625360670 687896737 867761785 1234573010 1358030311 1375793474 1735523570 1909075927 2716060622 2884411487 3439483685 3818151854 5768822974 6790151555 6878967370 9545379635 13580303110 14422057435 14938333421 19090759270 28844114870 29876666842 31728526357 63457052714 74691667105 149383334210 158642631785 317285263570 349013789927 698027579854 1745068949635 3490137899270 3839151689197 7678303378394 19195758445985 38391516891970
• Sum of all divisors σ(n): 76357393714944
• Sum of proper divisors (its aliquot sum) s(n): 37965876822974
• 38391516891970 is a deficient number, because the sum of its proper divisors (37965876822974) is less than itself. Its deficiency is 425640068996

Bases of 38391516891970

• Binary: 1000101110101010111000101110100000101101000010₂
• Hexadecimal: 0x22EAB8BA0B42
• Base-36: DLWTHX1KY

Squares and roots of 38391516891970

• 38391516891970 squared (38391516891970²) is 1473908569266417848650480900
• 38391516891970 cubed (38391516891970³) is 56585585734211015627717244340813848373000
• The square root of 38391516891970 is 6196088.8382890379
• The cube root of 38391516891970 is 33734.8220782659

Scales and comparisons

• 38,391,516,891,970 seconds is equal to 1,220,731 years, 25 weeks, 1 day, 7 hours, 46 minutes, 10 seconds.
• To count from 1 to 38,391,516,891,970 would take you about three million, fifty-one thousand, eight hundred twenty-eight 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 38391516891970 cubic inches would be around 2811.2 feet tall.

Recreational maths with 38391516891970

• 38391516891970 backwards is 07919861519383
• The number of decimal digits it has is: 14
• The sum of 38391516891970's digits is 70
• More coming soon!