12782790790

Names of 12782790790

• Cardinal: 12782790790 can be written as Twelve billion, seven hundred eighty-two million, seven hundred ninety thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.278279079 × 10¹⁰

Factors of 12782790790

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 182

Divisors of 12782790790

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 5 7 10 11 14 17 22 31 34 35 55 62 70 77 85 109 110 119 154 155 170 187 217 218 238 289 310 341 374 385 434 527 545 578 595 682 763 770 935 1054 1085 1090 1190 1199 1309 1445 1526 1705 1853 1870 2023 2170 2387 2398 2618 2635 2890 3179 3379 3410 3689 3706 3815 4046 4774 4913 5270 5797 5995 6358 6545 6758 7378 7630 8393 8959 9265 9826 10115 11594 11935 11990 12971 13090 15895 16786 16895 17918 18445 18530 20230 20383 22253 23653 23870 24565 25942 28985 31501 31790 33790 34391 36890 37169 40579 40766 41965 44506 44795 47306 49130 54043 57443 57970 62713 63002 64855 68782 74338 81158 83930 89590 98549 101915 108086 111265 114886 118265 125426 129710 142681 152303 157505 171955 185845 197098 202895 203830 220507 222530 236530 260183 270215 285362 287215 304606 313565 315010 343910 346511 371690 378301 402101 405790 441014 492745 520366 535517 540430 574430 627130 631873 689843 693022 713405 756602 761515 804202 976531 985490 1066121 1071034 1102535 1263746 1300915 1379686 1426810 1523030 1675333 1732555 1891505 1953062 2010505 2132242 2205070 2425577 2601830 2677585 3159365 3350666 3449215 3465110 3748619 3783010 4021010 4423111 4851154 4882655 5330605 5355170 5890687 6318730 6835717 6898430 7497238 8376665 8846222 9765310 10661210 10741841 11727331 11781374 12127885 13671434 16601027 16753330 18743095 21483682 22115555 23454662 24255770 29453435 33202054 34178585 37486190 41234809 44231110 53709205 58636655 58906870 68357170 75192887 82469618 83005135 107418410 116207189 117273310 150385774 166010270 182611297 206174045 232414378 365222594 375964435 412348090 581035945 751928870 913056485 1162071890 1278279079 1826112970 2556558158 6391395395 12782790790
• Sum of all divisors σ(n): 31750963200
• Sum of proper divisors (its aliquot sum) s(n): 18968172410
• 12782790790 is an abundant number, because the sum of its proper divisors (18968172410) is greater than itself. Its abundance is 6185381620

Bases of 12782790790

• Binary: 1011111001111010011110100010000110₂
• Hexadecimal: 0x2F9E9E886
• Base-36: 5VEJKHY

Squares and roots of 12782790790

• 12782790790 squared (12782790790²) is 163399740380908824100
• 12782790790 cubed (12782790790³) is 2088704696429472408535210039000
• The square root of 12782790790 is 113061.0047275363
• The cube root of 12782790790 is 2338.1653863325

Scales and comparisons

• 12,782,790,790 seconds is equal to 406 years, 23 weeks, 3 days, 23 hours, 13 minutes, 10 seconds.
• To count from 1 to 12,782,790,790 would take you about eight hundred twelve 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 12782790790 cubic inches would be around 194.8 feet tall.

Recreational maths with 12782790790

• 12782790790 backwards is 09709728721
• The number of decimal digits it has is: 11
• The sum of 12782790790's digits is 52
• More coming soon!