16991555072

Names of 16991555072

• Cardinal: 16991555072 can be written as Sixteen billion, nine hundred ninety-one million, five hundred fifty-five thousand and seventy-two.

Scientific notation

• Scientific notation: 1.6991555072 × 10¹⁰

Factors of 16991555072

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 138

Divisors of 16991555072

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 16 23 32 46 64 92 113 128 184 226 256 368 452 512 736 904 1472 1808 2599 2944 3616 5198 5888 7232 10396 11776 12769 14464 20792 25538 28928 41584 51076 57856 83168 102152 166336 204304 293687 332672 408608 587374 665344 817216 1174748 1330688 1442897 1634432 2349496 2885794 3268864 4698992 5771588 6537728 9397984 11543176 18795968 23086352 33186631 37591936 46172704 66373262 75183872 92345408 132746524 150367744 184690816 265493048 369381632 530986096 738763264 1061972192 2123944384 4247888768 8495777536 16991555072
• Sum of all divisors σ(n): 35742310560
• Sum of proper divisors (its aliquot sum) s(n): 18750755488
• 16991555072 is an abundant number, because the sum of its proper divisors (18750755488) is greater than itself. Its abundance is 1759200416

Bases of 16991555072

• Binary: 1111110100110001101000111000000000₂
• Hexadecimal: 0x3F4C68E00
• Base-36: 7T0BZSW

Squares and roots of 16991555072

• 16991555072 squared (16991555072²) is 288712943764808925184
• 16991555072 cubed (16991555072³) is 4905681883978989867821063733248
• The square root of 16991555072 is 130351.6592606323
• The cube root of 16991555072 is 2570.8557497857

Scales and comparisons

• 16,991,555,072 seconds is equal to 540 years, 14 weeks, 3 days, 12 hours, 24 minutes, 32 seconds.
• To count from 1 to 16,991,555,072 would take you about one thousand and eighty 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 16991555072 cubic inches would be around 214.2 feet tall.

Recreational maths with 16991555072

• 16991555072 backwards is 27055519961
• The number of decimal digits it has is: 11
• The sum of 16991555072's digits is 50
• More coming soon!