61428991904

Names of 61428991904

• Cardinal: 61428991904 can be written as Sixty-one billion, four hundred twenty-eight million, nine hundred ninety-one thousand, nine hundred four.

Scientific notation

• Scientific notation: 6.1428991904 × 10¹⁰

Factors of 61428991904

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1077

Divisors of 61428991904

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 17 28 31 32 34 49 56 62 68 79 98 112 119 124 136 158 196 217 224 238 248 272 316 392 434 476 496 527 544 553 632 784 833 868 941 952 992 1054 1106 1264 1343 1519 1568 1666 1736 1882 1904 2108 2212 2449 2528 2686 3038 3332 3472 3689 3764 3808 3871 4216 4424 4898 5372 6076 6587 6664 6944 7378 7528 7742 8432 8848 9401 9796 10744 12152 13174 13328 14756 15056 15484 15997 16864 17143 17696 18802 19592 21488 24304 25823 26348 26656 29171 29512 30112 30968 31994 34286 37604 39184 41633 42976 46109 48608 51646 52696 58342 59024 61936 63988 65807 68572 74339 75208 78368 83266 92218 103292 105392 111979 116684 118048 120001 123872 127976 131614 137144 148678 150416 166532 184436 204197 206584 210784 223958 233368 240002 255952 263228 274288 291431 297356 300832 333064 368872 408394 413168 447916 466736 480004 495907 511904 520373 526456 548576 582862 594712 666128 737744 783853 816788 826336 895832 933472 960008 991814 1040746 1052912 1165724 1189424 1263763 1332256 1429379 1475488 1567706 1633576 1791664 1920016 1983628 2040017 2081492 2105824 2304509 2331448 2378848 2527526 2858758 3135412 3267152 3471349 3583328 3642611 3840032 3967256 4080034 4162984 4609018 4662896 5055052 5717516 6270824 6534304 6942698 7285222 7934512 8160068 8325968 8846341 9218036 9325792 10110104 11435032 12541648 13885396 14570444 15869024 16131563 16320136 16651936 17692682 18436072 20220208 22870064 24299443 25083296 27770792 29140888 32263126 32640272 35385364 36872144 39176653 40440416 45740128 48598886 55541584 58281776 61924387 64526252 65280544 70770728 73744288 78353306 97197772 111083168 112920941 116563552 123848774 129052504 141541456 156706612 194395544 225841882 247697548 258105008 274236571 283082912 313413224 388791088 451683764 495395096 516210016 548473142 626826448 777582176 903367528 990790192 1096946284 1253652896 1806735056 1919655997 1981580384 2193892568 3613470112 3839311994 4387785136 7678623988 8775570272 15357247976 30714495952 61428991904
• Sum of all divisors σ(n): 155875829760
• Sum of proper divisors (its aliquot sum) s(n): 94446837856
• 61428991904 is an abundant number, because the sum of its proper divisors (94446837856) is greater than itself. Its abundance is 33017845952

Bases of 61428991904

• Binary: 111001001101011101000000011110100000₂
• Hexadecimal: 0xE4D7407A0
• Base-36: S7X8HI8

Squares and roots of 61428991904

• 61428991904 squared (61428991904²) is 3773521046341697545216
• 61428991904 cubed (61428991904³) is 231803593805297747322690337931264
• The square root of 61428991904 is 247848.7278643971
• The cube root of 61428991904 is 3945.7036425329

Scales and comparisons

• 61,428,991,904 seconds is equal to 1,953 years, 13 weeks, 16 hours, 51 minutes, 44 seconds.
• To count from 1 to 61,428,991,904 would take you about three thousand, nine hundred six 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 61428991904 cubic inches would be around 328.8 feet tall.

Recreational maths with 61428991904

• 61428991904 backwards is 40919982416
• The number of decimal digits it has is: 11
• The sum of 61428991904's digits is 53
• More coming soon!