128315315799102180

Names of 128315315799102180

• Cardinal: 128315315799102180 can be written as One hundred twenty-eight quadrillion, three hundred fifteen trillion, three hundred fifteen billion, seven hundred ninety-nine million, one hundred two thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.2831531579910218 × 10¹⁷

Factors of 128315315799102180

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1874310777263

Divisors of 128315315799102180

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 163 210 326 420 489 652 815 978 1141 1630 1956 2282 2445 3260 3423 4564 4890 5705 6846 9780 11410 13692 17115 22820 34230 68460 1874310777083 3748621554166 5622932331249 7497243108332 9371553885415 11245864662498 13120175439581 18743107770830 22491729324996 26240350879162 28114661656245 37486215541660 39360526318743 52480701758324 56229323312490 65600877197905 78721052637486 112458646624980 131201754395810 157442105274972 196802631593715 262403508791620 305512656664529 393605263187430 611025313329058 787210526374860 916537969993587 1222050626658116 1527563283322645 1833075939987174 2138588596651703 3055126566645290 3666151879974348 4277177193303406 4582689849967935 6110253133290580 6415765789955109 8554354386606812 9165379699935870 10692942983258515 12831531579910218 18330759399871740 21385885966517030 25663063159820436 32078828949775545 42771771933034060 64157657899551090 128315315799102180
• Sum of all divisors σ(n): 413128084241746944
• Sum of proper divisors (its aliquot sum) s(n): 284812768442644764
• 128315315799102180 is an abundant number, because the sum of its proper divisors (284812768442644764) is greater than itself. Its abundance is 156497452643542584

Bases of 128315315799102180

• Binary: 111000111110111100001100110010001011100101001001011100100₂
• Hexadecimal: 0x1C7DE19917292E4
• Base-36: Z3FZEAVIBQC

Squares and roots of 128315315799102180

• 128315315799102180 squared (128315315799102180²) is 16464820268623321526337694080752400
• 128315315799102180 cubed (128315315799102180³) is 2112688612343859887963383842882758399108338880232000
• The square root of 128315315799102180 is 358211272.5740246439
• The cube root of 128315315799102180 is 504381.9066700663

Scales and comparisons

• 128,315,315,799,102,180 seconds is equal to 4,080,030,137 years, 4 weeks, 1 day, 23 minutes.
• To count from 1 to 128,315,315,799,102,180 would take you about twelve billion, two hundred forty million, ninety thousand, four hundred eleven 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 128315315799102180 cubic inches would be around 42031.8 feet tall.

Recreational maths with 128315315799102180

• 128315315799102180 backwards is 081201997513513821
• The number of decimal digits it has is: 18
• The sum of 128315315799102180's digits is 66
• More coming soon!