16691949568

Names of 16691949568

• Cardinal: 16691949568 can be written as Sixteen billion, six hundred ninety-one million, nine hundred forty-nine thousand, five hundred sixty-eight.

Scientific notation

• Scientific notation: 1.6691949568 × 10¹⁰

Factors of 16691949568

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 118

Divisors of 16691949568

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 64 98 109 112 128 196 218 224 256 343 392 436 448 512 686 763 784 872 896 1024 1372 1526 1568 1744 1792 2048 2744 3052 3136 3488 3584 4096 5341 5488 6104 6272 6976 7168 10682 10976 11881 12208 12544 13952 14336 21364 21952 23762 24416 25088 27904 28672 37387 42728 43904 47524 48832 50176 55808 74774 83167 85456 87808 95048 97664 100352 111616 149548 166334 170912 175616 190096 195328 200704 223232 299096 332668 341824 351232 380192 390656 446464 582169 598192 665336 683648 702464 760384 781312 1164338 1196384 1330672 1367296 1404928 1520768 1562624 2328676 2392768 2661344 2734592 3041536 3125248 4075183 4657352 4785536 5322688 5469184 6083072 8150366 9314704 9571072 10645376 10938368 12166144 16300732 18629408 19142144 21290752 21876736 24332288 32601464 37258816 38284288 42581504 48664576 65202928 74517632 76568576 85163008 130405856 149035264 153137152 170326016 260811712 298070528 340652032 521623424 596141056 1043246848 1192282112 2086493696 2384564224 4172987392 8345974784 16691949568
• Sum of all divisors σ(n): 39287312400
• Sum of proper divisors (its aliquot sum) s(n): 22595362832
• 16691949568 is an abundant number, because the sum of its proper divisors (22595362832) is greater than itself. Its abundance is 5903413264

Bases of 16691949568

• Binary: 1111100010111010101111000000000000₂
• Hexadecimal: 0x3E2EAF000
• Base-36: 7O1YEPS

Squares and roots of 16691949568

• 16691949568 squared (16691949568²) is 278621180380655386624
• 16691949568 cubed (16691949568³) is 4650730691490530756315349778432
• The square root of 16691949568 is 129197.3280219059
• The cube root of 16691949568 is 2555.6557571207

Scales and comparisons

• 16,691,949,568 seconds is equal to 530 years, 39 weeks, 20 hours, 39 minutes, 28 seconds.
• To count from 1 to 16,691,949,568 would take you about one thousand and sixty-one 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 16691949568 cubic inches would be around 213 feet tall.

Recreational maths with 16691949568

• 16691949568 backwards is 86594919661
• 16691949568 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16691949568's digits is 64
• More coming soon!