121930668720

Names of 121930668720

• Cardinal: 121930668720 can be written as One hundred twenty-one billion, nine hundred thirty million, six hundred sixty-eight thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.2193066872 × 10¹¹

Factors of 121930668720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 226223

Divisors of 121930668720

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 35 36 40 42 45 48 56 60 63 70 72 80 84 90 105 107 112 120 126 140 144 168 180 210 214 240 252 280 315 321 336 360 420 428 504 535 560 630 642 720 749 840 856 963 1008 1070 1260 1284 1498 1605 1680 1712 1926 2140 2247 2520 2568 2996 3210 3745 3852 4280 4494 4815 5040 5136 5992 6420 6741 7490 7704 8560 8988 9630 11235 11984 12840 13482 14980 15408 17976 19260 22470 25680 26964 29960 33705 35952 38520 44940 53928 59920 67410 77040 89880 107856 134820 179760 226099 269640 452198 539280 678297 904396 1130495 1356594 1582693 1808792 2034891 2260990 2713188 3165386 3391485 3617584 4069782 4521980 4748079 5426376 6330772 6782970 7913465 8139564 9043960 9496158 10174455 10852752 12661544 13565940 14244237 15826930 16279128 18087920 18992316 20348910 23740395 24192593 25323088 27131880 28488474 31653860 32558256 37984632 40697820 47480790 48385186 54263760 56976948 63307720 71221185 72577779 75969264 81395640 94961580 96770372 113953896 120962965 126615440 142442370 145155558 162791280 169348151 189923160 193540744 217733337 227907792 241925930 284884740 290311116 338696302 362888895 379846320 387081488 435466674 483851860 508044453 569769480 580622232 677392604 725777790 846740755 870933348 967703720 1016088906 1088666685 1139538960 1161244464 1354785208 1451555580 1524133359 1693481510 1741866696 1935407440 2032177812 2177333370 2540222265 2709570416 2903111160 3048266718 3386963020 3483733392 4064355624 4354666740 5080444530 5806222320 6096533436 6773926040 7620666795 8128711248 8709333480 10160889060 12193066872 13547852080 15241333590 17418666960 20321778120 24386133744 30482667180 40643556240 60965334360 121930668720
• Sum of all divisors σ(n): 472357267200
• Sum of proper divisors (its aliquot sum) s(n): 350426598480
• 121930668720 is an abundant number, because the sum of its proper divisors (350426598480) is greater than itself. Its abundance is 228495929760

Bases of 121930668720

• Binary: 1110001100011101000100101101010110000₂
• Hexadecimal: 0x1C63A25AB0
• Base-36: 1K0IDE40

Squares and roots of 121930668720

• 121930668720 squared (121930668720²) is 14867087974506386438400
• 121930668720 cubed (121930668720³) is 1812753978650634010344851086848000
• The square root of 121930668720 is 349185.7223885307
• The cube root of 121930668720 is 4958.7359758091

Scales and comparisons

• 121,930,668,720 seconds is equal to 3,877 years, 6 days, 14 hours, 12 minutes.
• To count from 1 to 121,930,668,720 would take you about seven thousand, seven hundred fifty-four 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 121930668720 cubic inches would be around 413.2 feet tall.

Recreational maths with 121930668720

• 121930668720 backwards is 027866039121
• 121930668720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121930668720's digits is 45
• More coming soon!