61994788991872

Names of 61994788991872

• Cardinal: 61994788991872 can be written as Sixty-one trillion, nine hundred ninety-four billion, seven hundred eighty-eight million, nine hundred ninety-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 6.1994788991872 × 10¹³

Factors of 61994788991872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 63310

Divisors of 61994788991872

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 8 11 16 22 32 41 44 64 82 88 121 128 164 176 242 328 352 451 484 656 704 902 968 1312 1408 1583 1804 1936 2624 3166 3608 3872 4961 5248 6332 7216 7744 9922 12664 14432 15488 17413 19844 25328 28864 34826 39688 50656 57728 61673 64903 69652 79376 101312 123346 129806 139304 158752 191543 202624 246692 259612 278608 317504 383086 493384 519224 557216 635008 678403 713933 766172 986768 1038448 1114432 1356806 1427866 1532344 1973536 2076896 2228864 2528593 2713612 2855732 3064688 3947072 4153792 5057186 5427224 5711464 6129376 7462433 7853263 7894144 8307584 10114372 10854448 11422928 12258752 14924866 15706526 20228744 21708896 22845856 24517504 27814523 29849732 31413052 40457488 43417792 45691712 55629046 59699464 62826104 80914976 86835584 91383424 97628359 111258092 119398928 125652208 161829952 195256718 222516184 238797856 251304416 305959753 323659904 390513436 445032368 477595712 502608832 611919506 781026872 890064736 955191424 1005217664 1073911949 1223839012 1562053744 1780129472 2147823898 2447678024 3124107488 3560258944 4002762719 4295647796 4895356048 6248214976 8005525438 8591295592 9790712096 11813031439 12496429952 16011050876 17182591184 19581424192 23626062878 32022101752 34365182368 39162848384 44030389909 47252125756 64044203504 68730364736 88060779818 94504251512 128088407008 137460729472 176121559636 189008503024 256176814016 352243119272 378017006048 484334288999 512353628032 704486238544 756034012096 968668577998 1408972477088 1512068024192 1937337155996 2817944954176 3874674311992 5635889908352 7749348623984 15498697247968 30997394495936 61994788991872
• Sum of all divisors σ(n): 139154868578880
• Sum of proper divisors (its aliquot sum) s(n): 77160079587008
• 61994788991872 is an abundant number, because the sum of its proper divisors (77160079587008) is greater than itself. Its abundance is 15165290595136

Bases of 61994788991872

• Binary: 1110000110001001001001011000000011001110000000₂
• Hexadecimal: 0x386249603380
• Base-36: LZ40GPH8G

Squares and roots of 61994788991872

• 61994788991872 squared (61994788991872²) is 3843353862146733710082064384
• 61994788991872 cubed (61994788991872³) is 238267911704883063204196102574947956686848
• The square root of 61994788991872 is 7873676.9677115913
• The cube root of 61994788991872 is 39577.8072159869

Scales and comparisons

• 61,994,788,991,872 seconds is equal to 1,971,242 years, 27 weeks, 2 days, 23 hours, 57 minutes, 52 seconds.
• To count from 1 to 61,994,788,991,872 would take you about four million, nine hundred twenty-eight thousand, one 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 61994788991872 cubic inches would be around 3298.2 feet tall.

Recreational maths with 61994788991872

• 61994788991872 backwards is 27819988749916
• 61994788991872 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 61994788991872's digits is 88
• More coming soon!