72170448168

Names of 72170448168

• Cardinal: 72170448168 can be written as Seventy-two billion, one hundred seventy million, four hundred forty-eight thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 7.2170448168 × 10¹⁰

Factors of 72170448168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 114

Divisors of 72170448168

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 21 24 26 28 39 42 52 56 78 84 89 91 104 156 168 169 178 182 267 273 312 338 356 364 507 534 546 623 676 712 728 1014 1068 1092 1157 1183 1246 1352 1869 2028 2136 2184 2197 2314 2366 2492 3471 3549 3738 4056 4394 4628 4732 4984 6591 6942 7098 7476 8099 8788 9256 9464 13182 13884 14196 14952 15041 15379 16198 17576 24297 26364 27768 28392 28561 30082 30758 32396 45123 46137 48594 52728 57122 60164 61516 64792 85683 90246 92274 97188 105287 114244 120328 123032 171366 180492 184548 194376 195533 199927 210574 228488 315861 342732 360984 369096 371293 391066 399854 421148 586599 599781 631722 685464 742586 782132 799708 842296 1113879 1173198 1199562 1263444 1368731 1485172 1564264 1599416 2227758 2346396 2399124 2526888 2541929 2599051 2737462 2970344 4106193 4455516 4692792 4798248 4826809 5083858 5198102 5474924 7625787 7797153 8212386 8911032 9653618 10167716 10396204 10949848 14480427 15251574 15594306 16424772 17793503 19307236 20335432 20792408 28960854 30503148 31188612 32849544 33045077 33787663 35587006 38614472 53380509 57921708 61006296 62377224 66090154 67575326 71174012 99135231 101362989 106761018 115843416 132180308 135150652 142348024 198270462 202725978 213522036 231315539 264360616 270301304 396540924 405451956 427044072 429586001 462631078 693946617 793081848 810903912 859172002 925262156 1288758003 1387893234 1718344004 1850524312 2577516006 2775786468 3007102007 3436688008 5155032012 5551572936 6014204014 9021306021 10310064024 12028408028 18042612042 24056816056 36085224084 72170448168
• Sum of all divisors σ(n): 225894657600
• Sum of proper divisors (its aliquot sum) s(n): 153724209432
• 72170448168 is an abundant number, because the sum of its proper divisors (153724209432) is greater than itself. Its abundance is 81553761264

Bases of 72170448168

• Binary: 1000011001101101100011010010100101000₂
• Hexadecimal: 0x10CDB1A528
• Base-36: X5KF67C

Squares and roots of 72170448168

• 72170448168 squared (72170448168²) is 5208573588769974556224
• 72170448168 cubed (72170448168³) is 375905090217537195584642993797632
• The square root of 72170448168 is 268645.5809575137
• The cube root of 72170448168 is 4163.4478967283

Scales and comparisons

• 72,170,448,168 seconds is equal to 2,294 years, 41 weeks, 3 days, 2 hours, 42 minutes, 48 seconds.
• To count from 1 to 72,170,448,168 would take you about four thousand, five hundred eighty-nine 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 72170448168 cubic inches would be around 347 feet tall.

Recreational maths with 72170448168

• 72170448168 backwards is 86184407127
• The number of decimal digits it has is: 11
• The sum of 72170448168's digits is 48
• More coming soon!