120145697478

Names of 120145697478

• Cardinal: 120145697478 can be written as One hundred twenty billion, one hundred forty-five million, six hundred ninety-seven thousand, four hundred seventy-eight.

Scientific notation

• Scientific notation: 1.20145697478 × 10¹¹

Factors of 120145697478

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 680

Divisors of 120145697478

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 18 19 38 57 61 114 122 127 137 171 183 254 274 331 342 366 381 411 549 662 762 822 993 1098 1143 1159 1233 1986 2286 2318 2413 2466 2603 2979 3477 4826 5206 5958 6289 6954 7239 7747 7809 8357 10431 12578 14478 15494 15618 16714 17399 18867 20191 20862 21717 23241 23427 25071 34798 37734 40382 42037 43434 45347 46482 46854 50142 52197 56601 60573 69723 75213 84074 90694 104394 113202 121146 126111 136041 139446 147193 150426 156591 158783 181719 252222 272082 294386 313182 317566 330581 363438 378333 383629 408123 441579 476349 661162 756666 767258 798703 816246 861593 883158 952698 991743 1061339 1150887 1324737 1429047 1597406 1723186 1983486 2122678 2301774 2396109 2564257 2584779 2649474 2766167 2858094 2975229 3184017 3452661 4792218 5128514 5169558 5532334 5759069 5950458 6368034 6905322 7188327 7692771 7754337 8298501 9552051 11518138 14376654 15385542 15508674 16597002 17277207 19104102 20165441 23078313 24895503 34554414 40330882 46156626 48720883 49791006 51831621 52557173 60496323 97441766 103663242 105114346 109422311 120992646 146162649 157671519 181488969 218844622 292325298 315343038 328266933 351303209 362977938 438487947 473014557 656533866 702606418 876975894 946029114 984800799 1053909627 1969601598 2107819254 3161728881 6323457762 6674760971 13349521942 20024282913 40048565826 60072848739 120145697478
• Sum of all divisors σ(n): 283604705280
• Sum of proper divisors (its aliquot sum) s(n): 163459007802
• 120145697478 is an abundant number, because the sum of its proper divisors (163459007802) is greater than itself. Its abundance is 43313310324

Bases of 120145697478

• Binary: 1101111111001001111011101101011000110₂
• Hexadecimal: 0x1BF93DDAC6
• Base-36: 1J6ZN9HI

Squares and roots of 120145697478

• 120145697478 squared (120145697478²) is 14434988622475095560484
• 120145697478 cubed (120145697478³) is 1734301776134264782799051515259352
• The square root of 120145697478 is 346620.3939153033
• The cube root of 120145697478 is 4934.4195684099

Scales and comparisons

• 120,145,697,478 seconds is equal to 3,820 years, 13 weeks, 4 days, 4 hours, 51 minutes, 18 seconds.
• To count from 1 to 120,145,697,478 would take you about seven thousand, six hundred forty 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 120145697478 cubic inches would be around 411.2 feet tall.

Recreational maths with 120145697478

• 120145697478 backwards is 874796541021
• The number of decimal digits it has is: 12
• The sum of 120145697478's digits is 54
• More coming soon!