72646386813

Names of 72646386813

• Cardinal: 72646386813 can be written as Seventy-two billion, six hundred forty-six million, three hundred eighty-six thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 7.2646386813 × 10¹⁰

Factors of 72646386813

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 75

Divisors of 72646386813

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 7 9 11 13 21 27 33 39 41 63 77 81 91 99 117 123 143 169 189 231 273 287 297 351 369 429 451 507 533 567 693 819 861 891 1001 1053 1107 1183 1287 1353 1521 1599 1681 1859 2079 2457 2583 3003 3157 3321 3549 3731 3861 4059 4563 4797 5043 5577 5863 6237 6929 7371 7749 9009 9471 10647 11193 11583 11767 12177 13013 13689 14391 15129 16731 17589 18491 20787 21853 23247 27027 28413 31941 33579 35301 36531 39039 41041 43173 45387 48503 50193 52767 55473 62361 65559 68921 76219 81081 85239 95823 100737 105903 117117 123123 129437 136161 145509 150579 152971 158301 166419 187083 196677 206763 228657 240383 255717 284089 302211 317709 351351 369369 388311 436527 458913 474903 482447 499257 533533 561249 590031 620289 685971 721149 758131 852267 895973 953127 1054053 1108107 1164933 1309581 1376739 1447341 1497771 1600599 1682681 1770093 1860867 1988623 2057913 2163447 2274393 2556801 2687919 3124979 3324321 3494799 3928743 4130217 4342023 4801797 5048043 5306917 5582601 5965869 6173739 6271811 6490341 6823179 7670403 8063757 9374937 9855703 10484397 11647649 12390651 13026069 14405391 15144129 15920751 17897607 18815433 19471023 20469537 21874853 23011209 24191271 28124811 29567109 34942947 39078207 43216173 45432387 47762253 53692821 56446299 61408611 65624559 68989921 72573813 81533543 84374433 88701327 104828841 128124139 136297161 143286759 161078463 169338897 196873677 206969763 244600629 253123299 266103981 314486523 384372417 429860277 508016691 590621031 620909289 733801887 798311943 896868973 943459569 1153117251 1771863093 1862727867 2201405661 2690606919 3459351753 5588183601 6604216983 8071820757 10378055259 24215462271 72646386813
• Sum of all divisors σ(n): 150169928832
• Sum of proper divisors (its aliquot sum) s(n): 77523542019
• 72646386813 is an abundant number, because the sum of its proper divisors (77523542019) is greater than itself. Its abundance is 4877155206

Bases of 72646386813

• Binary: 1000011101010000011111110010001111101₂
• Hexadecimal: 0x10EA0FE47D
• Base-36: XDFS6T9

Squares and roots of 72646386813

• 72646386813 squared (72646386813²) is 5277497516984020296969
• 72646386813 cubed (72646386813³) is 383391126023468175633453105469797
• The square root of 72646386813 is 269529.9367658443
• The cube root of 72646386813 is 4172.5800083909

Scales and comparisons

• 72,646,386,813 seconds is equal to 2,309 years, 48 weeks, 2 days, 15 hours, 53 minutes, 33 seconds.
• To count from 1 to 72,646,386,813 would take you about four thousand, six hundred nineteen 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 72646386813 cubic inches would be around 347.7 feet tall.

Recreational maths with 72646386813

• 72646386813 backwards is 31868364627
• The number of decimal digits it has is: 11
• The sum of 72646386813's digits is 54
• More coming soon!