389974078629

Names of 389974078629

• Cardinal: 389974078629 can be written as Three hundred eighty-nine billion, nine hundred seventy-four million, seventy-eight thousand, six hundred twenty-nine.

Scientific notation

• Scientific notation: 3.89974078629 × 10¹¹

Factors of 389974078629

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 793

Divisors of 389974078629

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 23 69 139 207 281 347 417 843 1041 1251 2529 3123 3197 6463 7981 9591 19321 19389 23943 28773 39059 48233 57963 58167 71829 97507 117177 144699 173889 292521 351531 434097 444383 877563 898357 1109359 1333149 2242661 2695071 3328077 3999447 5429201 6704387 6727983 8085213 9984231 13553473 16287603 20113161 20183949 40660419 48862809 60339483 121981257 124871623 154200901 311729879 374614869 462602703 935189637 1123844607 1387808109 1883932747 2805568911 5651798241 16955394723 43330453181 129991359543 389974078629
• Sum of all divisors σ(n): 595865305152
• Sum of proper divisors (its aliquot sum) s(n): 205891226523
• 389974078629 is a deficient number, because the sum of its proper divisors (205891226523) is less than itself. Its deficiency is 184082852106

Bases of 389974078629

• Binary: 101101011001100010001000011010010100101₂
• Hexadecimal: 0x5ACC4434A5
• Base-36: 4Z5GHWV9

Squares and roots of 389974078629

• 389974078629 squared (389974078629²) is 152079782002537474519641
• 389974078629 cubed (389974078629³) is 59307172864538728165841563338852189
• The square root of 389974078629 is 624479.0457885675
• The cube root of 389974078629 is 7305.9817027345

Scales and comparisons

• 389,974,078,629 seconds is equal to 12,399 years, 50 weeks, 2 days, 20 hours, 57 minutes, 9 seconds.
• To count from 1 to 389,974,078,629 would take you about twenty-four thousand, seven hundred ninety-nine 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 389974078629 cubic inches would be around 608.8 feet tall.

Recreational maths with 389974078629

• 389974078629 backwards is 926870479983
• The number of decimal digits it has is: 12
• The sum of 389974078629's digits is 72
• More coming soon!