100387929145

Names of 100387929145

• Cardinal: 100387929145 can be written as One hundred billion, three hundred eighty-seven million, nine hundred twenty-nine thousand, one hundred forty-five.

Scientific notation

• Scientific notation: 1.00387929145 × 10¹¹

Factors of 100387929145

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 572

Divisors of 100387929145

• Number of divisors d(n): 96
• Complete list of divisors:
  1 5 7 31 35 71 127 155 217 331 355 497 635 889 961 1085 1655 2201 2317 2485 3937 4445 4805 6727 9017 10261 11005 11585 15407 19685 23501 27559 33635 42037 45085 51305 63119 68231 71827 77035 117505 122047 137795 164507 210185 279527 294259 315595 318091 341155 359135 477617 610235 728531 822535 854329 1303147 1397635 1471295 1590455 1956689 2226637 2388085 2984627 3642655 4271645 5099717 6515735 8665337 9122029 9783445 11133185 14923135 20892389 22584461 25498585 40397557 43326685 45610145 60657359 92523437 104461945 112922305 158091227 201987785 282782899 303286795 462617185 647664059 790456135 1413914495 2868226547 3238320295 14341132735 20077585829 100387929145
• Sum of all divisors σ(n): 145838112768
• Sum of proper divisors (its aliquot sum) s(n): 45450183623
• 100387929145 is a deficient number, because the sum of its proper divisors (45450183623) is less than itself. Its deficiency is 54937745522

Bases of 100387929145

• Binary: 1011101011111100101100011110000111001₂
• Hexadecimal: 0x175F963C39
• Base-36: 1A48DPVD

Squares and roots of 100387929145

• 100387929145 squared (100387929145²) is 10077736318021540431025
• 100387929145 cubed (100387929145³) is 1011683079435539587373490459723625
• The square root of 100387929145 is 316840.5421422581
• The cube root of 100387929145 is 4647.5831143867

Scales and comparisons

• 100,387,929,145 seconds is equal to 3,192 years, 1 week, 2 days, 7 hours, 52 minutes, 25 seconds.
• To count from 1 to 100,387,929,145 would take you about six thousand, three hundred eighty-four 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 100387929145 cubic inches would be around 387.3 feet tall.

Recreational maths with 100387929145

• 100387929145 backwards is 541929783001
• The number of decimal digits it has is: 12
• The sum of 100387929145's digits is 49
• More coming soon!