1491823157968

Names of 1491823157968

• Cardinal: 1491823157968 can be written as One trillion, four hundred ninety-one billion, eight hundred twenty-three million, one hundred fifty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.491823157968 × 10¹²

Factors of 1491823157968

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 7725

Divisors of 1491823157968

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 44 52 88 104 121 143 176 208 242 286 484 572 968 1144 1573 1936 2288 3146 6292 7699 12584 15398 25168 30796 61592 84689 100087 123184 169378 200174 338756 400348 677512 800696 931579 1100957 1355024 1601392 1863158 2201914 3726316 4403828 7452632 8807656 12110527 14905264 17615312 24221054 48442108 59274601 96884216 118549202 193768432 237098404 474196808 652020611 770569813 948393616 1304041222 1541139626 2608082444 3082279252 5216164888 6164558504 7172226721 8476267943 10432329776 12329117008 14344453442 16952535886 28688906884 33905071772 57377813768 67810143544 93238947373 114755627536 135620287088 186477894746 372955789492 745911578984 1491823157968
• Sum of all divisors σ(n): 3421892978322
• Sum of proper divisors (its aliquot sum) s(n): 1930069820354
• 1491823157968 is an abundant number, because the sum of its proper divisors (1930069820354) is greater than itself. Its abundance is 438246662386

Bases of 1491823157968

• Binary: 10101101101010111100101101110001011010000₂
• Hexadecimal: 0x15B5796E2D0
• Base-36: J1C0ZNPS

Squares and roots of 1491823157968

• 1491823157968 squared (1491823157968²) is 2225536334649616281889024
• 1491823157968 cubed (1491823157968³) is 3320106642929518222427114268197343232
• The square root of 1491823157968 is 1221402.1278710791
• The cube root of 1491823157968 is 11426.3041870245

Scales and comparisons

• 1,491,823,157,968 seconds is equal to 47,435 years, 18 weeks, 5 days, 17 hours, 39 minutes, 28 seconds.
• To count from 1 to 1,491,823,157,968 would take you about one hundred eighteen thousand, five hundred eighty-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 1491823157968 cubic inches would be around 952.2 feet tall.

Recreational maths with 1491823157968

• 1491823157968 backwards is 8697513281941
• The number of decimal digits it has is: 13
• The sum of 1491823157968's digits is 64
• More coming soon!