7940825984

Names of 7940825984

• Cardinal: 7940825984 can be written as Seven billion, nine hundred forty million, eight hundred twenty-five thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 7.940825984 × 10⁹

Factors of 7940825984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 251

Divisors of 7940825984

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 169 182 208 224 229 338 364 416 448 458 676 728 832 896 916 1183 1352 1456 1603 1664 1832 2366 2704 2912 2977 3206 3664 4732 5408 5824 5954 6412 7328 9464 10816 11648 11908 12824 14656 18928 20839 21632 23816 25648 29312 37856 38701 41678 47632 51296 52441 75712 77402 83356 95264 102592 104882 151424 154804 166712 190528 205184 209764 270907 309608 333424 367087 381056 419528 541814 619216 666848 681733 734174 839056 1083628 1238432 1333696 1363466 1468348 1678112 2167256 2476864 2667392 2726932 2936696 3356224 4334512 4772131 4953728 5453864 5873392 6712448 8669024 8862529 9544262 10907728 11746784 17338048 17725058 19088524 21815456 23493568 34676096 35450116 38177048 43630912 46987136 62037703 70900232 76354096 87261824 124075406 141800464 152708192 248150812 283600928 305416384 496301624 567201856 610832768 992603248 1134403712 1985206496 3970412992 7940825984
• Sum of all divisors σ(n): 19663137720
• Sum of proper divisors (its aliquot sum) s(n): 11722311736
• 7940825984 is an abundant number, because the sum of its proper divisors (11722311736) is greater than itself. Its abundance is 3781485752

Bases of 7940825984

• Binary: 111011001010011110110001110000000₂
• Hexadecimal: 0x1D94F6380
• Base-36: 3NBRGJK

Squares and roots of 7940825984

• 7940825984 squared (7940825984²) is 63056717308169568256
• 7940825984 cubed (7940825984³) is 500722419266455443085306363904
• The square root of 7940825984 is 89111.3123234081
• The cube root of 7940825984 is 1995.0566235817

Scales and comparisons

• 7,940,825,984 seconds is equal to 252 years, 25 weeks, 4 days, 16 hours, 59 minutes, 44 seconds.
• To count from 1 to 7,940,825,984 would take you about five hundred four 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 7940825984 cubic inches would be around 166.3 feet tall.

Recreational maths with 7940825984

• 7940825984 backwards is 4895280497
• 7940825984 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7940825984's digits is 56
• More coming soon!