168142974267493872

Names of 168142974267493872

• Cardinal: 168142974267493872 can be written as One hundred sixty-eight quadrillion, one hundred forty-two trillion, nine hundred seventy-four billion, two hundred sixty-seven million, four hundred ninety-three thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.68142974267493872 × 10¹⁷

Factors of 168142974267493872

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1295804183

Divisors of 168142974267493872

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 108 144 216 432 300439 600878 901317 1201756 1802634 2403512 2703951 3605268 4807024 5407902 7210536 8111853 10815804 14421072 16223706 21631608 32447412 43263216 64894824 129789648 1295503739 2591007478 3886511217 5182014956 7773022434 10364029912 11659533651 15546044868 20728059824 23319067302 31092089736 34978600953 46638134604 62184179472 69957201906 93276269208 139914403812 186552538416 279828807624 559657615248 389219847841421 778439695682842 1167659543524263 1556879391365684 2335319087048526 3113758782731368 3502978630572789 4670638174097052 6227517565462736 7005957261145578 9341276348194104 10508935891718367 14011914522291156 18682552696388208 21017871783436734 28023829044582312 42035743566873468 56047658089164624 84071487133746936 168142974267493872
• Sum of all divisors σ(n): 482634218120544000
• Sum of proper divisors (its aliquot sum) s(n): 314491243853050128
• 168142974267493872 is an abundant number, because the sum of its proper divisors (314491243853050128) is greater than itself. Its abundance is 146348269585556256

Bases of 168142974267493872

• Binary: 1001010101010111010010010011101100101100010000110111110000₂
• Hexadecimal: 0x2555D24ECB10DF0
• Base-36: 19ZLPK0JX5O0

Squares and roots of 168142974267493872

• 168142974267493872 squared (168142974267493872²) is 28272059795519106401263627557552384
• 168142974267493872 cubed (168142974267493872³) is 4753748222687017168249837716809207434685606038990848
• The square root of 168142974267493872 is 410052404.2942485563
• The cube root of 168142974267493872 is 551941.3207196281

Scales and comparisons

• 168,142,974,267,493,872 seconds is equal to 5,346,426,481 years, 17 weeks, 4 days, 2 hours, 31 minutes, 12 seconds.
• To count from 1 to 168,142,974,267,493,872 would take you about sixteen billion, thirty-nine million, two hundred seventy-nine thousand, four hundred forty-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 168142974267493872 cubic inches would be around 45995.1 feet tall.

Recreational maths with 168142974267493872

• 168142974267493872 backwards is 278394762479241861
• The number of decimal digits it has is: 18
• The sum of 168142974267493872's digits is 90
• More coming soon!