72290017072

Names of 72290017072

• Cardinal: 72290017072 can be written as Seventy-two billion, two hundred ninety million, seventeen thousand and seventy-two.

Scientific notation

• Scientific notation: 7.2290017072 × 10¹⁰

Factors of 72290017072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1185

Divisors of 72290017072

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 182 208 233 364 409 466 521 728 818 932 1042 1456 1631 1636 1864 2084 2863 3029 3262 3272 3647 3728 4168 5317 5726 6058 6524 6544 6773 7294 8336 10634 11452 12116 13048 13546 14588 21203 21268 22904 24232 26096 27092 29176 37219 42406 42536 45808 47411 48464 54184 58352 74438 84812 85072 94822 95297 108368 121393 148876 169624 189644 190594 213089 242786 297752 339248 379288 381188 426178 485572 595504 667079 758576 762376 849751 852356 971144 1238861 1334158 1491623 1524752 1578109 1699502 1704712 1942288 2477722 2668316 2770157 2983246 3156218 3399004 3409424 4955444 5336632 5540314 5966492 6312436 6798008 8672027 9910888 10673264 11046763 11080628 11932984 12624872 13596016 17344054 19391099 19821776 22093526 22161256 23865968 25249744 34688108 38782198 44187052 44322512 49649737 69376216 77564396 88374104 99299474 138752432 155128792 176748208 198598948 310257584 347548159 397197896 645446581 695096318 794395792 1290893162 1390192636 2581786324 2780385272 4518126067 5163572648 5560770544 9036252134 10327145296 18072504268 36145008536 72290017072
• Sum of all divisors σ(n): 173880120960
• Sum of proper divisors (its aliquot sum) s(n): 101590103888
• 72290017072 is an abundant number, because the sum of its proper divisors (101590103888) is greater than itself. Its abundance is 29300086816

Bases of 72290017072

• Binary: 1000011010100110100100001111100110000₂
• Hexadecimal: 0x10D4D21F30
• Base-36: X7JLY5S

Squares and roots of 72290017072

• 72290017072 squared (72290017072²) is 5225846568270051453184
• 72290017072 cubed (72290017072³) is 377776537635894633056989768757248
• The square root of 72290017072 is 268868.0290997797
• The cube root of 72290017072 is 4165.7459021013

Scales and comparisons

• 72,290,017,072 seconds is equal to 2,298 years, 31 weeks, 1 day, 17 minutes, 52 seconds.
• To count from 1 to 72,290,017,072 would take you about four thousand, five hundred ninety-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 72290017072 cubic inches would be around 347.1 feet tall.

Recreational maths with 72290017072

• 72290017072 backwards is 27071009227
• The number of decimal digits it has is: 11
• The sum of 72290017072's digits is 37
• More coming soon!