138991821853696

Names of 138991821853696

• Cardinal: 138991821853696 can be written as One hundred thirty-eight trillion, nine hundred ninety-one billion, eight hundred twenty-one million, eight hundred fifty-three thousand, six hundred ninety-six.

Scientific notation

• Scientific notation: 1.38991821853696 × 10¹⁴

Factors of 138991821853696

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 472941517

Divisors of 138991821853696

• Number of divisors d(n): 88
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 41 56 64 82 112 128 164 224 256 287 328 448 512 574 656 896 1024 1148 1312 1792 2296 2624 3584 4592 5248 7168 9184 10496 18368 20992 36736 41984 73472 146944 293888 472941467 945882934 1891765868 3310590269 3783531736 6621180538 7567063472 13242361076 15134126944 19390600147 26484722152 30268253888 38781200294 52969444304 60536507776 77562400588 105938888608 121073015552 135734201029 155124801176 211877777216 242146031104 271468402058 310249602352 423755554432 484292062208 542936804116 620499204704 847511108864 1085873608232 1240998409408 1695022217728 2171747216464 2481996818816 3390044435456 4343494432928 4963993637632 8686988865856 9927987275264 17373977731712 19855974550528 34747955463424 69495910926848 138991821853696
• Sum of all divisors σ(n): 325285358158656
• Sum of proper divisors (its aliquot sum) s(n): 186293536304960
• 138991821853696 is an abundant number, because the sum of its proper divisors (186293536304960) is greater than itself. Its abundance is 47301714451264

Bases of 138991821853696

• Binary: 11111100110100110001110001010110001010000000000₂
• Hexadecimal: 0x7E698E2B1400
• Base-36: 1D9NYM2HOG

Squares and roots of 138991821853696

• 138991821853696 squared (138991821853696²) is 19318726542209564969628860416
• 138991821853696 cubed (138991821853696³) is 2685144997995060372924661779686937157697536
• The square root of 138991821853696 is 11789479.2867919319
• The cube root of 138991821853696 is 51799.9987395457

Scales and comparisons

• 138,991,821,853,696 seconds is equal to 4,419,510 years, 1 day, 19 hours, 48 minutes, 16 seconds.
• To count from 1 to 138,991,821,853,696 would take you about eleven million, forty-eight thousand, seven hundred seventy-five 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 138991821853696 cubic inches would be around 4316.7 feet tall.

Recreational maths with 138991821853696

• 138991821853696 backwards is 696358128199831
• The number of decimal digits it has is: 15
• The sum of 138991821853696's digits is 79
• More coming soon!