101689471988

Names of 101689471988

• Cardinal: 101689471988 can be written as One hundred one billion, six hundred eighty-nine million, four hundred seventy-one thousand, nine hundred eighty-eight.

Scientific notation

• Scientific notation: 1.01689471988 × 10¹¹

Factors of 101689471988

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 12087

Divisors of 101689471988

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 13 26 31 52 62 124 169 338 403 676 806 961 1612 1922 2197 3844 4394 5239 8788 10478 12041 12493 20956 24082 24986 48164 49972 68107 136214 156533 162409 272428 313066 324818 373271 626132 649636 746542 1493084 2034929 2111317 4069858 4222634 4852523 8139716 8445268 9705046 11571401 19410092 23142802 26454077 46285604 52908154 63082799 105816308 126165598 150428213 252331196 300856426 601712852 820076387 1640152774 1955566769 3280305548 3911133538 7822267076 25422367997 50844735994 101689471988
• Sum of all divisors σ(n): 199215381960
• Sum of proper divisors (its aliquot sum) s(n): 97525909972
• 101689471988 is a deficient number, because the sum of its proper divisors (97525909972) is less than itself. Its deficiency is 4163562016

Bases of 101689471988

• Binary: 1011110101101001010100011001111110100₂
• Hexadecimal: 0x17AD2A33F4
• Base-36: 1APRAAR8

Squares and roots of 101689471988

• 101689471988 squared (101689471988²) is 10340748713198236672144
• 101689471988 cubed (101689471988³) is 1051545276605719133962981627902272
• The square root of 101689471988 is 318887.8674205089
• The cube root of 101689471988 is 4667.5824414105

Scales and comparisons

• 101,689,471,988 seconds is equal to 3,233 years, 21 weeks, 2 days, 11 hours, 33 minutes, 8 seconds.
• To count from 1 to 101,689,471,988 would take you about six thousand, four hundred sixty-six 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 101689471988 cubic inches would be around 389 feet tall.

Recreational maths with 101689471988

• 101689471988 backwards is 889174986101
• 101689471988 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 101689471988's digits is 62
• More coming soon!