71354813985

Names of 71354813985

• Cardinal: 71354813985 can be written as Seventy-one billion, three hundred fifty-four million, eight hundred thirteen thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 7.1354813985 × 10¹⁰

Factors of 71354813985

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2261

Divisors of 71354813985

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 7 9 13 15 21 35 39 45 53 63 65 91 105 117 159 163 195 265 273 315 371 455 477 489 585 689 795 815 819 1113 1141 1365 1467 1855 2017 2067 2119 2385 2445 3339 3423 3445 4095 4823 5565 5705 6051 6201 6357 7335 8639 10085 10269 10335 10595 14119 14469 14833 16695 17115 18153 19071 24115 25917 26221 30255 31005 31785 42357 43195 43407 44499 51345 60473 70595 72345 74165 77751 78663 90765 95355 106901 112307 127071 129585 131105 133497 181419 183547 211785 217035 222495 235989 302365 320703 328771 336921 388755 393315 534505 544257 550641 561535 635355 667485 748307 786149 907095 917735 962109 986313 1010763 1179945 1389713 1603515 1643855 1651923 1684605 2244921 2301397 2358447 2721285 2753205 2958939 3741535 3930745 4169139 4274023 4810545 4931565 5053815 6734763 6904191 6948565 7075341 8259615 9727991 11224605 11506985 11792235 12507417 12822069 14794695 17424863 20712573 20845695 21370115 29183973 29918161 33673815 34520955 35376705 38466207 48639955 52274589 62537085 64110345 87124315 87551919 89754483 103562865 121974041 145919865 149590805 156823767 192331035 226523219 261372945 269263449 365922123 437759595 448772415 609870205 679569657 784118835 1097766369 1132616095 1346317245 1585662533 1829610615 2038708971 3397848285 4756987599 5488831845 7928312665 10193544855 14270962797 23784937995 71354813985
• Sum of all divisors σ(n): 156124620288
• Sum of proper divisors (its aliquot sum) s(n): 84769806303
• 71354813985 is an abundant number, because the sum of its proper divisors (84769806303) is greater than itself. Its abundance is 13414992318

Bases of 71354813985

• Binary: 1000010011101000101000000111000100001₂
• Hexadecimal: 0x109D140E21
• Base-36: WS2TAU9

Squares and roots of 71354813985

• 71354813985 squared (71354813985²) is 5091509478833951580225
• 71354813985 cubed (71354813985³) is 363303711765060909709451679446625
• The square root of 71354813985 is 267123.2187306075
• The cube root of 71354813985 is 4147.7040376955

Scales and comparisons

• 71,354,813,985 seconds is equal to 2,268 years, 44 weeks, 5 days, 21 hours, 39 minutes, 45 seconds.
• To count from 1 to 71,354,813,985 would take you about four thousand, five hundred thirty-seven 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 71354813985 cubic inches would be around 345.6 feet tall.

Recreational maths with 71354813985

• 71354813985 backwards is 58931845317
• The number of decimal digits it has is: 11
• The sum of 71354813985's digits is 54
• More coming soon!