117919890

Names of 117919890

• Cardinal: 117919890 can be written as One hundred seventeen million, nine hundred nineteen thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.1791989 × 10⁸

Factors of 117919890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6309

Divisors of 117919890

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 11 15 18 19 22 30 33 38 45 55 57 66 90 95 99 110 114 165 171 190 198 209 285 330 342 418 495 570 627 855 990 1045 1254 1710 1881 2090 3135 3762 6269 6270 9405 12538 18807 18810 31345 37614 56421 62690 68959 94035 112842 119111 137918 188070 206877 238222 282105 344795 357333 413754 564210 595555 620631 689590 714666 1034385 1071999 1191110 1241262 1310221 1786665 2068770 2143998 2620442 3103155 3573330 3930663 5359995 6206310 6551105 7861326 10719990 11791989 13102210 19653315 23583978 39306630 58959945 117919890
• Sum of all divisors σ(n): 352123200
• Sum of proper divisors (its aliquot sum) s(n): 234203310
• 117919890 is an abundant number, because the sum of its proper divisors (234203310) is greater than itself. Its abundance is 116283420

Bases of 117919890

• Binary: 111000001110101000010010010₂
• Hexadecimal: 0x7075092
• Base-36: 1Y7FKI

Squares and roots of 117919890

• 117919890 squared (117919890²) is 13905100457612100
• 117919890 cubed (117919890³) is 1639687916400568494669000
• The square root of 117919890 is 10859.0925035197
• The cube root of 117919890 is 490.3757911357

Scales and comparisons

• 117,919,890 seconds is equal to 3 years, 38 weeks, 6 days, 19 hours, 31 minutes, 30 seconds.
• To count from 1 to 117,919,890 would take you about five 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 117919890 cubic inches would be around 40.9 feet tall.

Recreational maths with 117919890

• 117919890 backwards is 098919711
• 117919890 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 117919890's digits is 45
• More coming soon!