72461918130

Names of 72461918130

• Cardinal: 72461918130 can be written as Seventy-two billion, four hundred sixty-one million, nine hundred eighteen thousand, one hundred thirty.

Scientific notation

• Scientific notation: 7.246191813 × 10¹⁰

Factors of 72461918130

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 141024

Divisors of 72461918130

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 30 31 35 42 62 70 79 93 105 155 158 186 210 217 237 310 395 434 465 474 553 651 790 930 1085 1106 1185 1302 1659 2170 2370 2449 2765 3255 3318 4898 5530 6510 7347 8295 12245 14694 16590 17143 24490 34286 36735 51429 73470 85715 102858 140897 171430 257145 281794 422691 514290 704485 845382 986279 1408970 1972558 2113455 2958837 4226910 4367807 4931395 5917674 8735614 9862790 11130863 13103421 14794185 21839035 22261726 26206842 29588370 30574649 33392589 43678070 55654315 61149298 65517105 66785178 77916041 91723947 111308630 131034210 152873245 155832082 166962945 183447894 233748123 305746490 333925890 345056753 389580205 458619735 467496246 690113506 779160410 917239470 1035170259 1168740615 1725283765 2070340518 2337481230 2415397271 3450567530 4830794542 5175851295 7246191813 10351702590 12076986355 14492383626 24153972710 36230959065 72461918130
• Sum of all divisors σ(n): 207762554880
• Sum of proper divisors (its aliquot sum) s(n): 135300636750
• 72461918130 is an abundant number, because the sum of its proper divisors (135300636750) is greater than itself. Its abundance is 62838718620

Bases of 72461918130

• Binary: 1000011011111000100010001111110110010₂
• Hexadecimal: 0x10DF111FB2
• Base-36: XADYDV6

Squares and roots of 72461918130

• 72461918130 squared (72461918130²) is 5250729579078822696900
• 72461918130 cubed (72461918130³) is 380477936881979011079553604797000
• The square root of 72461918130 is 269187.5148107729
• The cube root of 72461918130 is 4169.0452477799

Scales and comparisons

• 72,461,918,130 seconds is equal to 2,304 years, 3 weeks, 2 days, 14 hours, 35 minutes, 30 seconds.
• To count from 1 to 72,461,918,130 would take you about four thousand, six hundred 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 72461918130 cubic inches would be around 347.4 feet tall.

Recreational maths with 72461918130

• 72461918130 backwards is 03181916427
• 72461918130 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72461918130's digits is 42
• More coming soon!