39993893072

Names of 39993893072

• Cardinal: 39993893072 can be written as Thirty-nine billion, nine hundred ninety-three million, eight hundred ninety-three thousand and seventy-two.

Scientific notation

• Scientific notation: 3.9993893072 × 10¹⁰

Factors of 39993893072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 556

Divisors of 39993893072

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 14 16 28 56 97 103 112 194 206 347 388 412 679 694 721 776 824 1358 1388 1442 1552 1648 2429 2716 2776 2884 4858 5432 5552 5768 9716 9991 10609 10864 11536 19432 19982 21218 33659 35741 38864 39964 42436 67318 69937 71482 74263 79928 84872 134636 139874 142964 148526 159856 169744 235613 250187 269272 279748 285928 297052 471226 500374 538544 559496 571856 594104 942452 1000748 1029073 1118992 1188208 1884904 2001496 2058146 3466877 3681323 3769808 4002992 4116292 6933754 7203511 7362646 8232584 13867508 14407022 14725292 16465168 24268139 25769261 27735016 28814044 29450584 48536278 51538522 55470032 57628088 58901168 97072556 103077044 115256176 194145112 206154088 357088331 388290224 412308176 714176662 1428353324 2499618317 2856706648 4999236634 5713413296 9998473268 19996946536 39993893072
• Sum of all divisors σ(n): 90608325696
• Sum of proper divisors (its aliquot sum) s(n): 50614432624
• 39993893072 is an abundant number, because the sum of its proper divisors (50614432624) is greater than itself. Its abundance is 10620539552

Bases of 39993893072

• Binary: 100101001111110100100110000011010000₂
• Hexadecimal: 0x94FD260D0
• Base-36: IDFBXE8

Squares and roots of 39993893072

• 39993893072 squared (39993893072²) is 1599511483054569597184
• 39993893072 cubed (39993893072³) is 63970691220720596410759008309248
• The square root of 39993893072 is 199984.7320972279
• The cube root of 39993893072 is 3419.7778394955

Scales and comparisons

• 39,993,893,072 seconds is equal to 1,271 years, 35 weeks, 3 days, 6 hours, 44 minutes, 32 seconds.
• To count from 1 to 39,993,893,072 would take you about two thousand, five hundred forty-three 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 39993893072 cubic inches would be around 285 feet tall.

Recreational maths with 39993893072

• 39993893072 backwards is 27039839993
• The number of decimal digits it has is: 11
• The sum of 39993893072's digits is 62
• More coming soon!