86421240420

Names of 86421240420

• Cardinal: 86421240420 can be written as Eighty-six billion, four hundred twenty-one million, two hundred forty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 8.642124042 × 10¹⁰

Factors of 86421240420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4866

Divisors of 86421240420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 67 134 201 268 335 402 670 804 1005 1340 2010 4020 4489 4789 8978 9578 13467 14367 17956 19156 22445 23945 26934 28734 44890 47890 53868 57468 67335 71835 89780 95780 134670 143670 269340 287340 300763 320863 601526 641726 902289 962589 1203052 1283452 1503815 1604315 1804578 1925178 3007630 3208630 3609156 3850356 4511445 4812945 6015260 6417260 9022890 9625890 18045780 19251780 21497821 42995642 64493463 85991284 107489105 128986926 214978210 257973852 322467315 429956420 644934630 1289869260 1440354007 2880708014 4321062021 5761416028 7201770035 8642124042 14403540070 17284248084 21605310105 28807080140 43210620210 86421240420
• Sum of all divisors σ(n): 245697110400
• Sum of proper divisors (its aliquot sum) s(n): 159275869980
• 86421240420 is an abundant number, because the sum of its proper divisors (159275869980) is greater than itself. Its abundance is 72854629560

Bases of 86421240420

• Binary: 1010000011111000110110111101001100100₂
• Hexadecimal: 0x141F1B7A64
• Base-36: 13P8Z3VO

Squares and roots of 86421240420

• 86421240420 squared (86421240420²) is 7468630795731441776400
• 86421240420 cubed (86421240420³) is 645448337606122839511496282088000
• The square root of 86421240420 is 293974.8976018191
• The cube root of 86421240420 is 4421.2000389467

Scales and comparisons

• 86,421,240,420 seconds is equal to 2,747 years, 48 weeks, 1 day, 20 hours, 7 minutes.
• To count from 1 to 86,421,240,420 would take you about five thousand, four hundred ninety-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 86421240420 cubic inches would be around 368.4 feet tall.

Recreational maths with 86421240420

• 86421240420 backwards is 02404212468
• The number of decimal digits it has is: 11
• The sum of 86421240420's digits is 33
• More coming soon!