121646980

Names of 121646980

• Cardinal: 121646980 can be written as One hundred twenty-one million, six hundred forty-six thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.2164698 × 10⁸

Factors of 121646980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 867

Divisors of 121646980

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 89 91 130 140 178 182 260 356 364 445 455 623 751 890 910 1157 1246 1502 1780 1820 2314 2492 3004 3115 3755 4628 5257 5785 6230 7510 8099 9763 10514 11570 12460 15020 16198 19526 21028 23140 26285 32396 39052 40495 48815 52570 66839 68341 80990 97630 105140 133678 136682 161980 195260 267356 273364 334195 341705 467873 668390 683410 868907 935746 1336780 1366820 1737814 1871492 2339365 3475628 4344535 4678730 6082349 8689070 9357460 12164698 17378140 24329396 30411745 60823490 121646980
• Sum of all divisors σ(n): 318366720
• Sum of proper divisors (its aliquot sum) s(n): 196719740
• 121646980 is an abundant number, because the sum of its proper divisors (196719740) is greater than itself. Its abundance is 75072760

Bases of 121646980

• Binary: 111010000000010111110000100₂
• Hexadecimal: 0x7402F84
• Base-36: 20FBES

Squares and roots of 121646980

• 121646980 squared (121646980²) is 14797987743120400
• 121646980 cubed (121646980³) is 1800130519027612436392000
• The square root of 121646980 is 11029.3689756033
• The cube root of 121646980 is 495.4887258941

Scales and comparisons

• 121,646,980 seconds is equal to 3 years, 45 weeks, 22 hours, 49 minutes, 40 seconds.
• To count from 1 to 121,646,980 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 121646980 cubic inches would be around 41.3 feet tall.

Recreational maths with 121646980

• 121646980 backwards is 089646121
• The number of decimal digits it has is: 9
• The sum of 121646980's digits is 37
• More coming soon!