12390021489825

Names of 12390021489825

• Cardinal: 12390021489825 can be written as Twelve trillion, three hundred ninety billion, twenty-one million, four hundred eighty-nine thousand, eight hundred twenty-five.

Scientific notation

• Scientific notation: 1.2390021489825 × 10¹³

Factors of 12390021489825

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3487

Divisors of 12390021489825

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 9 15 21 25 31 35 45 49 63 75 93 103 105 109 147 155 175 217 225 245 279 309 315 327 441 465 515 525 545 651 721 735 763 775 927 981 1085 1225 1395 1519 1545 1575 1635 1953 2163 2205 2289 2325 2575 2725 3193 3229 3255 3379 3605 3675 3815 4557 4635 4905 5047 5341 5425 6489 6867 6975 7595 7725 8175 9579 9687 9765 10137 10815 11025 11227 11445 13671 15141 15965 16023 16145 16275 16895 18025 19075 22351 22603 22785 23175 23653 24525 25235 26705 28737 29061 30411 32445 33681 34335 37975 45423 47895 48069 48435 48825 50685 54075 56135 57225 67053 67809 68355 70959 75705 78589 79825 80115 80725 84475 100099 101043 111755 113015 113925 118265 126175 133525 143685 145305 152055 156457 158221 162225 165571 168405 171675 201159 203427 212877 227115 235767 239475 240345 242175 253425 280675 300297 332587 335265 339045 341775 348037 351961 354795 378525 392945 400575 469371 474663 496713 500495 505215 550123 558775 565075 591325 700693 707301 718425 726525 760275 782285 791105 827855 842025 900891 997761 1005795 1017135 1044111 1055883 1064385 1135575 1178835 1201725 1408113 1423989 1490139 1501485 1650369 1662935 1676325 1695225 1740185 1759805 1773975 1964725 2102079 2328109 2346855 2373315 2436259 2463727 2483565 2502475 2526075 2750615 2993283 3132333 3167649 3503465 3536505 3911425 3955525 4139275 4504455 4904851 4951107 4988805 5028975 5085675 5220555 5279415 5321925 5894175 6306237 6984327 7040565 7119945 7308777 7391181 7450695 7507425 8251845 8314675 8700925 8799025 10310197 10510395 10910791 11640545 11734275 11866575 12181295 12318635 12417825 13753075 14714553 14966415 15661665 15838245 16296763 17053813 17246089 17517325 17682525 20952981 21926331 22173543 22522275 24524255 24755535 24944025 26102775 26397075 30930591 31531185 32732373 34921635 35202825 35599725 36251983 36543885 36955905 37253475 41259225 44143659 48890289 51161439 51550985 51738267 52551975 54553955 58202725 60906475 61593175 72171379 73572765 74832075 76375537 78308325 79191225 81483815 85269065 86230445 92791773 98197119 104764905 108755949 109631655 110867715 122621275 123777675 146670867 153484317 154652955 155214801 157655925 163661865 174608175 181259915 182719425 184779525 216514137 220718295 229126611 244451445 253763881 255807195 257754925 258691335 272769775 326267847 360856895 367863825 381877685 407419075 426345325 431152225 463958865 490985595 505199653 523824525 534628759 543779745 548158275 554338575 649542411 687379833 733354335 761291643 767421585 773264775 776074005 818309325 906299575 1082570685 1103591475 1123811473 1145633055 1222257225 1268819405 1279035975 1293456675 1515598959 1603886277 1631339235 1776347167 1804284475 1909388425 2283874929 2319794325 2454927975 2525998265 2673143795 2718898725 3247712055 3371434419 3436899165 3666771675 3806458215 3837107925 3880370025 4546796877 4811658831 5329041501 5412853425 5619057365 5728165275 6344097025 7577994795 7866680311 8019431385 8156696175 8881735835 10114303257 11419374645 12629991325 13365718975 15987124503 16238560275 16857172095 17184495825 19032291075 22733984385 23600040933 24058294155 26645207505 28095286825 37889973975 39333401555 40097156925 44408679175 50571516285 55066762177 57096873225 70800122799 79935622515 84285860475 113669921925 118000204665 120291470775 133226037525 165200286531 196667007775 252857581425 275333810885 354000613995 399678112575 495600859593 590001023325 826001432655 1376669054425 1770003069975 2478004297965 4130007163275 12390021489825
• Sum of all divisors σ(n): 27161792486400
• Sum of proper divisors (its aliquot sum) s(n): 14771770996575
• 12390021489825 is an abundant number, because the sum of its proper divisors (14771770996575) is greater than itself. Its abundance is 2381749506750

Bases of 12390021489825

• Binary: 10110100010011000110110101000110010010100001₂
• Hexadecimal: 0xB44C6D464A1
• Base-36: 4E3WAW6U9

Squares and roots of 12390021489825

• 12390021489825 squared (12390021489825²) is 153512632518325312578530625
• 12390021489825 cubed (12390021489825³) is 1902024815861658730968254826671888390625
• The square root of 12390021489825 is 3519946.2339395185
• The cube root of 12390021489825 is 23139.6802365213

Scales and comparisons

• 12,390,021,489,825 seconds is equal to 393,964 years, 18 weeks, 4 days, 12 hours, 3 minutes, 45 seconds.
• To count from 1 to 12,390,021,489,825 would take you about nine hundred eighty-four thousand, nine hundred ten 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 12390021489825 cubic inches would be around 1928.3 feet tall.

Recreational maths with 12390021489825

• 12390021489825 backwards is 52898412009321
• The number of decimal digits it has is: 14
• The sum of 12390021489825's digits is 54
• More coming soon!