121688172056

Names of 121688172056

• Cardinal: 121688172056 can be written as One hundred twenty-one billion, six hundred eighty-eight million, one hundred seventy-two thousand and fifty-six.

Scientific notation

• Scientific notation: 1.21688172056 × 10¹¹

Factors of 121688172056

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 370

Divisors of 121688172056

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 8 11 17 22 29 34 44 58 68 88 116 136 187 232 311 319 374 493 622 638 748 841 986 1244 1276 1496 1682 1972 2488 2552 3364 3421 3944 5287 5423 6728 6842 9019 9251 10574 10846 13684 14297 18038 18502 21148 21692 27368 28594 36076 37004 42296 43384 57188 58157 72152 74008 96721 99209 114376 116314 153323 157267 193442 198418 232628 261551 306646 314534 386884 396836 465256 523102 613292 629068 773768 793672 1046204 1063931 1226584 1258136 1644257 1686553 2092408 2127862 2804909 2877061 3288514 3373106 4255724 4446367 5609818 5754122 6577028 6746212 8511448 8892734 11219636 11508244 13154056 13492424 17785468 18086827 22439272 23016488 30853999 35570936 36173654 47683453 48910037 61707998 72347308 81342361 95366906 97820074 123415996 144694616 162684722 190733812 195640148 246831992 325369444 381467624 391280296 524517983 650738888 894765971 1049035966 1382820137 1789531942 2098071932 2765640274 3579063884 4196143864 5531280548 7158127768 11062561096 15211021507 30422043014 60844086028 121688172056
• Sum of all divisors σ(n): 273831007320
• Sum of proper divisors (its aliquot sum) s(n): 152142835264
• 121688172056 is an abundant number, because the sum of its proper divisors (152142835264) is greater than itself. Its abundance is 30454663208

Bases of 121688172056

• Binary: 1110001010101001011100010011000011000₂
• Hexadecimal: 0x1C552E2618
• Base-36: 1JWHZUHK

Squares and roots of 121688172056

• 121688172056 squared (121688172056²) is 14808011218330659267136
• 121688172056 cubed (121688172056³) is 1801959816943399445999156434351616
• The square root of 121688172056 is 348838.3179296679
• The cube root of 121688172056 is 4955.4464698641

Scales and comparisons

• 121,688,172,056 seconds is equal to 3,869 years, 15 weeks, 6 days, 22 hours, 56 seconds.
• To count from 1 to 121,688,172,056 would take you about seven thousand, seven hundred thirty-eight 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 121688172056 cubic inches would be around 413 feet tall.

Recreational maths with 121688172056

• 121688172056 backwards is 650271886121
• The number of decimal digits it has is: 12
• The sum of 121688172056's digits is 47
• More coming soon!