16909900725

Names of 16909900725

• Cardinal: 16909900725 can be written as Sixteen billion, nine hundred nine million, nine hundred thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.6909900725 × 10¹⁰

Factors of 16909900725

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 17870

Divisors of 16909900725

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 5 15 19 23 25 29 57 69 75 87 95 115 145 285 345 435 437 475 551 575 667 725 1311 1425 1653 1725 2001 2175 2185 2755 3335 6555 8265 10005 10925 12673 13775 16675 17791 32775 38019 41325 50025 53373 63365 88955 190095 266865 316825 338029 409193 444775 515939 950475 1014087 1227579 1334325 1547817 1690145 2045965 2579695 5070435 6137895 7739085 7774667 8450725 9802841 10229825 11866597 12898475 23324001 25352175 29408523 30689475 35599791 38695425 38873335 49014205 59332985 116620005 147042615 177998955 194366675 225465343 245071025 296664925 583100025 676396029 735213075 889994775 1127326715 3381980145 5636633575 16909900725
• Sum of all divisors σ(n): 31769395200
• Sum of proper divisors (its aliquot sum) s(n): 14859494475
• 16909900725 is a deficient number, because the sum of its proper divisors (14859494475) is less than itself. Its deficiency is 2050406250

Bases of 16909900725

• Binary: 1111101111111010001001101110110101₂
• Hexadecimal: 0x3EFE89BB5
• Base-36: 7RNPUWL

Squares and roots of 16909900725

• 16909900725 squared (16909900725²) is 285944742529355525625
• 16909900725 cubed (16909900725³) is 4835297209007087336548943578125
• The square root of 16909900725 is 130038.0741360007
• The cube root of 16909900725 is 2566.7309808943

Scales and comparisons

• 16,909,900,725 seconds is equal to 537 years, 35 weeks, 3 days, 10 hours, 38 minutes, 45 seconds.
• To count from 1 to 16,909,900,725 would take you about one thousand and 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 16909900725 cubic inches would be around 213.9 feet tall.

Recreational maths with 16909900725

• 16909900725 backwards is 52700990961
• The number of decimal digits it has is: 11
• The sum of 16909900725's digits is 48
• More coming soon!