19788146118

Names of 19788146118

• Cardinal: 19788146118 can be written as Nineteen billion, seven hundred eighty-eight million, one hundred forty-six thousand, one hundred eighteen.

Scientific notation

• Scientific notation: 1.9788146118 × 10¹⁰

Factors of 19788146118

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 710

Divisors of 19788146118

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 6 9 13 18 26 39 61 78 117 122 169 183 234 338 366 507 549 631 793 1014 1098 1262 1521 1586 1893 2197 2379 3042 3786 4394 4758 5679 6591 7137 8203 10309 11358 13182 14274 16406 19773 20618 24609 28561 30927 38491 39546 49218 57122 61854 73827 76982 85683 92781 106639 115473 134017 147654 171366 185562 213278 230946 257049 268034 319917 346419 402051 500383 514098 639834 692838 804102 959751 1000766 1206153 1386307 1501149 1742221 1919502 2412306 2772614 3002298 3484442 4158921 4503447 5226663 6504979 8317842 9006894 10453326 12476763 13009958 15679989 18021991 19514937 24953526 31359978 36043982 39029874 54065973 58544811 84564727 108131946 117089622 162197919 169129454 253694181 324395838 507388362 761082543 1099341451 1522165086 2198682902 3298024353 6596048706 9894073059 19788146118
• Sum of all divisors σ(n): 47283293616
• Sum of proper divisors (its aliquot sum) s(n): 27495147498
• 19788146118 is an abundant number, because the sum of its proper divisors (27495147498) is greater than itself. Its abundance is 7707001380

Bases of 19788146118

• Binary: 10010011011011101110010010111000110₂
• Hexadecimal: 0x49B7725C6
• Base-36: 939CN9I

Squares and roots of 19788146118

• 19788146118 squared (19788146118²) is 391570726787318469924
• 19788146118 cubed (19788146118³) is 7748458757198914592256300355032
• The square root of 19788146118 is 140670.3455529985
• The cube root of 19788146118 is 2704.7992429047

Scales and comparisons

• 19,788,146,118 seconds is equal to 629 years, 10 weeks, 3 days, 11 hours, 15 minutes, 18 seconds.
• To count from 1 to 19,788,146,118 would take you about one thousand, two hundred fifty-eight 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 19788146118 cubic inches would be around 225.4 feet tall.

Recreational maths with 19788146118

• 19788146118 backwards is 81164188791
• The number of decimal digits it has is: 11
• The sum of 19788146118's digits is 54
• More coming soon!