13126287840

Names of 13126287840

• Cardinal: 13126287840 can be written as Thirteen billion, one hundred twenty-six million, two hundred eighty-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.312628784 × 10¹⁰

Factors of 13126287840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 225

Divisors of 13126287840

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 47 48 60 62 80 93 94 96 120 124 137 141 155 160 186 188 235 240 248 274 282 310 372 376 411 465 470 480 496 548 564 620 685 705 744 752 822 930 940 992 1096 1128 1240 1370 1410 1457 1488 1504 1644 1860 1880 2055 2192 2256 2480 2740 2820 2914 2976 3288 3720 3760 4110 4247 4371 4384 4512 4960 5480 5640 5828 6439 6576 7285 7440 7520 8220 8494 8742 10960 11280 11656 12741 12878 13152 14570 14880 16440 16988 17484 18769 19317 21235 21855 21920 22560 23312 25482 25756 29140 32195 32880 33976 34968 37538 38634 42470 43710 46624 50964 51512 56307 58280 63705 64390 65760 67952 69936 75076 77268 84940 87420 93845 96585 101928 103024 112614 116560 127410 128780 135904 139872 150152 154536 169880 174840 187690 193170 199609 203856 206048 225228 233120 254820 257560 281535 300304 309072 339760 349680 375380 386340 399218 407712 450456 509640 515120 563070 581839 598827 600608 618144 679520 699360 750760 772680 798436 882143 900912 998045 1019280 1030240 1126140 1163678 1197654 1501520 1545360 1596872 1745517 1764286 1801824 1996090 2038560 2252280 2327356 2395308 2646429 2909195 2994135 3003040 3090720 3193744 3491034 3528572 3992180 4410715 4504560 4654712 4790616 5292858 5818390 5988270 6387488 6982068 7057144 7984360 8727585 8821430 9009120 9309424 9581232 10585716 11636780 11976540 13232145 13964136 14114288 15968720 17455170 17642860 18618848 19162464 21171432 23273560 23953080 26464290 27346433 27928272 28228576 31937440 34910340 35285720 42342864 46547120 47906160 52928580 54692866 55856544 69820680 70571440 82039299 84685728 93094240 95812320 105857160 109385732 136732165 139641360 141142880 164078598 211714320 218771464 273464330 279282720 328157196 410196495 423428640 437542928 546928660 656314392 820392990 875085856 1093857320 1312628784 1640785980 2187714640 2625257568 3281571960 4375429280 6563143920 13126287840
• Sum of all divisors σ(n): 43910221824
• Sum of proper divisors (its aliquot sum) s(n): 30783933984
• 13126287840 is an abundant number, because the sum of its proper divisors (30783933984) is greater than itself. Its abundance is 17657646144

Bases of 13126287840

• Binary: 1100001110011000110100000111100000₂
• Hexadecimal: 0x30E6341E0
• Base-36: 6131WIO

Squares and roots of 13126287840

• 13126287840 squared (13126287840²) is 172299432458531865600
• 13126287840 cubed (13126287840³) is 2261651945119328131677794304000
• The square root of 13126287840 is 114570.0128305831
• The cube root of 13126287840 is 2358.9241385559

Scales and comparisons

• 13,126,287,840 seconds is equal to 417 years, 19 weeks, 3 days, 15 hours, 4 minutes.
• To count from 1 to 13,126,287,840 would take you about eight hundred thirty-four 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 13126287840 cubic inches would be around 196.6 feet tall.

Recreational maths with 13126287840

• 13126287840 backwards is 04878262131
• The number of decimal digits it has is: 11
• The sum of 13126287840's digits is 42
• More coming soon!