121958746904

Names of 121958746904

• Cardinal: 121958746904 can be written as One hundred twenty-one billion, nine hundred fifty-eight million, seven hundred forty-six thousand, nine hundred four.

Scientific notation

• Scientific notation: 1.21958746904 × 10¹¹

Factors of 121958746904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1055

Divisors of 121958746904

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 19 38 43 76 86 152 172 344 361 722 817 991 1444 1634 1982 2888 3268 3964 6536 7928 15523 18829 31046 37658 42613 62092 75316 85226 124184 150632 170452 340904 357751 715502 809647 982081 1431004 1619294 1964162 2862008 3238588 3928324 6477176 7856648 15383293 18659539 30766586 37319078 42229483 61533172 74638156 84458966 123066344 149276312 168917932 337835864 354531241 709062482 802360177 1418124964 1604720354 2836249928 3209440708 6418881416 15244843363 30489686726 60979373452 121958746904
• Sum of all divisors σ(n): 247203536580
• Sum of proper divisors (its aliquot sum) s(n): 125244789676
• 121958746904 is an abundant number, because the sum of its proper divisors (125244789676) is greater than itself. Its abundance is 3286042772

Bases of 121958746904

• Binary: 1110001100101010011101100101100011000₂
• Hexadecimal: 0x1C654ECB18
• Base-36: 1K0Z37DK

Squares and roots of 121958746904

• 121958746904 squared (121958746904²) is 14873935946393929585216
• 121958746904 cubed (121958746904³) is 1814006589552564969765355844171264
• The square root of 121958746904 is 349225.9253033771
• The cube root of 121958746904 is 4959.1165790281

Scales and comparisons

• 121,958,746,904 seconds is equal to 3,877 years, 47 weeks, 2 days, 13 hours, 41 minutes, 44 seconds.
• To count from 1 to 121,958,746,904 would take you about seven thousand, seven hundred fifty-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 121958746904 cubic inches would be around 413.3 feet tall.

Recreational maths with 121958746904

• 121958746904 backwards is 409647859121
• The number of decimal digits it has is: 12
• The sum of 121958746904's digits is 56
• More coming soon!