12918890156216

Names of 12918890156216

• Cardinal: 12918890156216 can be written as Twelve trillion, nine hundred eighteen billion, eight hundred ninety million, one hundred fifty-six thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.2918890156216 × 10¹³

Factors of 12918890156216

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2818

Divisors of 12918890156216

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 8 11 22 29 31 44 58 62 88 116 124 181 232 248 319 341 362 421 638 682 724 842 899 1276 1364 1448 1684 1798 1991 2143 2552 2728 3368 3596 3982 4286 4631 5249 5611 7192 7964 8572 9262 9889 10498 11222 12209 13051 15928 17144 18524 19778 20996 22444 23573 24418 26102 37048 39556 41992 44888 47146 48836 52204 57739 61721 62147 66433 76201 79112 94292 97672 104408 115478 123442 124294 132866 134299 143561 152402 162719 188584 230956 246884 248588 265732 268598 287122 304804 325438 378479 387883 461912 493768 497176 531464 537196 574244 609608 650876 683617 730763 756958 775766 838211 902203 1074392 1148488 1301752 1367234 1461526 1513916 1551532 1676422 1789909 1804406 1926557 2209829 2362231 2734468 2923052 3027832 3103064 3352844 3579818 3608812 3853114 4163269 4266713 4419658 4724462 5468936 5846104 6705688 7159636 7217624 7706228 8326538 8533426 8839316 9448924 9924233 11248607 12024373 14319272 15412456 16653076 17066852 17678632 18897848 19848466 21192127 22497214 24048746 24308119 25984541 26163887 27968293 33306152 34133704 39696932 42384254 44994428 48097492 48616238 51969082 52327774 55936586 68504699 79393864 84768508 89988856 96194984 97232476 103938164 104655548 111873172 123734677 132268103 137009398 163298743 169537016 194464952 207876328 209311096 223746344 247469354 264536206 274018796 287802757 307651223 326597486 348706817 494938708 529072412 548037592 575605514 615302446 653194972 697413634 753551689 811080497 989877416 1058144824 1151211028 1230604892 1306389944 1394827268 1507103378 1622160994 1796286173 2302422056 2461209784 2789654536 3014206756 3244321988 3592572346 3835774987 4735663547 5062261033 6028413512 6488643976 7185144692 7671549974 8921885467 9471327094 10124522066 14370289384 15343099948 17843770934 18942654188 20249044132 30686199896 35687541868 37885308376 40498088264 52092299017 55684871363 71375083736 104184598034 111369742726 146805569957 208369196068 222739485452 293611139914 416738392136 445478970904 587222279828 1174444559656 1614861269527 3229722539054 6459445078108 12918890156216
• Sum of all divisors σ(n): 28454591692800
• Sum of proper divisors (its aliquot sum) s(n): 15535701536584
• 12918890156216 is an abundant number, because the sum of its proper divisors (15535701536584) is greater than itself. Its abundance is 2616811380368

Bases of 12918890156216

• Binary: 10111011111111101001110110111101000010111000₂
• Hexadecimal: 0xBBFE9DBD0B8
• Base-36: 4KUUTN5IW

Squares and roots of 12918890156216

• 12918890156216 squared (12918890156216²) is 166897722868374664883438656
• 12918890156216 cubed (12918890156216³) is 2156133349059111450022023468043093085696
• The square root of 12918890156216 is 3594285.7644066087
• The cube root of 12918890156216 is 23464.3431822789

Scales and comparisons

• 12,918,890,156,216 seconds is equal to 410,780 years, 38 weeks, 5 days, 14 hours, 56 minutes, 56 seconds.
• To count from 1 to 12,918,890,156,216 would take you about one million, twenty-six thousand, nine hundred fifty-one 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 12918890156216 cubic inches would be around 1955.4 feet tall.

Recreational maths with 12918890156216

• 12918890156216 backwards is 61265109881921
• The number of decimal digits it has is: 14
• The sum of 12918890156216's digits is 59
• More coming soon!