12421087812

Names of 12421087812

• Cardinal: 12421087812 can be written as Twelve billion, four hundred twenty-one million, eighty-seven thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 1.2421087812 × 10¹⁰

Factors of 12421087812

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 957

Divisors of 12421087812

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 28 31 36 37 42 49 62 63 74 84 93 98 111 124 126 147 148 186 196 217 222 252 259 279 294 333 343 372 434 441 444 518 558 588 651 666 686 777 868 877 882 1029 1036 1116 1147 1302 1332 1372 1519 1554 1754 1764 1813 1953 2058 2294 2331 2604 2631 3038 3087 3108 3441 3508 3626 3906 4116 4557 4588 4662 5262 5439 6076 6139 6174 6882 7252 7812 7893 8029 9114 9324 10323 10524 10633 10878 12278 12348 12691 13671 13764 15786 16058 16317 18228 18417 20646 21266 21756 24087 24556 25382 27187 27342 31572 31899 32116 32449 32634 36834 38073 41292 42532 42973 48174 50764 54374 54684 55251 56203 63798 64898 65268 72261 73668 76146 81561 85946 95697 96348 97347 108748 110502 112406 114219 127596 128919 129796 144522 152292 163122 168609 171892 190309 191394 194694 221004 224812 227143 228438 244683 257838 289044 292041 300811 326244 337218 380618 382788 386757 389388 393421 454286 456876 489366 505827 515676 570927 584082 601622 674436 681429 761236 773514 786842 902433 908572 978732 1005919 1011654 1141854 1168164 1180263 1203244 1332163 1362858 1547028 1573684 1590001 1712781 1804866 2011838 2023308 2044287 2283708 2360526 2664326 2707299 2725716 3017757 3180002 3425562 3540789 3609732 3996489 4023676 4088574 4721052 4770003 5328652 5414598 6035514 6360004 6851124 7041433 7081578 7992978 8177148 9053271 9325141 9540006 10829196 11130007 11989467 12071028 14082866 14163156 14310009 15985956 18106542 18650282 19080012 21124299 22260014 23978934 27975423 28165732 28620018 33390021 36213084 37300564 42248598 44520028 47957868 49290031 55950846 57240036 63372897 66780042 83926269 84497196 98580062 100170063 111901692 126745794 133560084 147870093 167852538 197160124 200340126 253491588 295740186 335705076 345030217 400680252 443610279 591480372 690060434 887220558 1035090651 1380120868 1774441116 2070181302 3105271953 4140362604 6210543906 12421087812
• Sum of all divisors σ(n): 38862387200
• Sum of proper divisors (its aliquot sum) s(n): 26441299388
• 12421087812 is an abundant number, because the sum of its proper divisors (26441299388) is greater than itself. Its abundance is 14020211576

Bases of 12421087812

• Binary: 1011100100010110101100001001000100₂
• Hexadecimal: 0x2E45AC244
• Base-36: 5PF70P0

Squares and roots of 12421087812

• 12421087812 squared (12421087812²) is 154283422433414947344
• 12421087812 cubed (12421087812³) is 1916367937981337783993180171328
• The square root of 12421087812 is 111449.9341049603
• The cube root of 12421087812 is 2315.9003979645

Scales and comparisons

• 12,421,087,812 seconds is equal to 394 years, 49 weeks, 3 days, 14 hours, 10 minutes, 12 seconds.
• To count from 1 to 12,421,087,812 would take you about seven hundred eighty-nine 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 12421087812 cubic inches would be around 193 feet tall.

Recreational maths with 12421087812

• 12421087812 backwards is 21878012421
• 12421087812 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12421087812's digits is 36
• More coming soon!