15420712646691

Names of 15420712646691

• Cardinal: 15420712646691 can be written as Fifteen trillion, four hundred twenty billion, seven hundred twelve million, six hundred forty-six thousand, six hundred ninety-one.

Scientific notation

• Scientific notation: 1.5420712646691 × 10¹³

Factors of 15420712646691

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 927

Divisors of 15420712646691

• Number of divisors d(n): 216
• Complete list of divisors:
  1 3 9 11 17 19 27 33 51 57 99 121 153 171 187 209 297 323 361 363 459 513 561 627 877 969 1083 1089 1683 1881 2057 2299 2631 2907 3249 3267 3553 3971 5049 5643 6137 6171 6897 7893 8721 9647 9747 10659 11913 14909 16663 18411 18513 20691 23679 28941 31977 35739 39083 43681 44727 49989 55233 55539 62073 67507 86823 95931 106117 107217 117249 131043 134181 149967 163999 165699 183293 202521 260469 283271 316597 318351 351747 393129 402543 449901 491997 549879 607563 742577 769129 849813 949791 955053 1055241 1179387 1475991 1649637 1803989 1822689 2016223 2227731 2307387 2549439 2849373 2865159 3115981 3482567 4427973 4948911 5382149 5411967 6048669 6683193 6922161 7648317 8460419 8548119 9347943 10447701 13075193 14613451 16146447 16235901 18146007 20049579 20766483 25381257 28043829 31343103 34275791 38308237 39225579 43840353 48439341 48707703 54438021 59203639 76143771 84131487 93064609 94029309 102827373 114924711 117676737 131521059 143827123 145318023 160747961 177610917 228431313 248428667 277655569 279193827 308482119 344774133 353030211 394563177 431481369 482243883 532832751 651240029 745286001 832966707 837581481 925446357 1034322399 1294444107 1446731649 1582098353 1598498253 1768227571 1953720087 2235858003 2498900121 2512744443 2732715337 3054211259 3883332321 4340194947 4720144673 4746295059 5304682713 5861160261 6707574009 7496700363 8198146011 9162633777 14160434019 14238885177 15914048139 17583480783 24594438033 27487901331 30059868707 33596323849 42481302057 42716655531 47742144417 51921591403 73783314099 82463703993 90179606121 100788971547 127443906171 155764774209 270538818363 302366914641 467294322627 571137505433 811616455089 907100743923 1401882967881 1713412516299 5140237548897 15420712646691
• Sum of all divisors σ(n): 28093366591920
• Sum of proper divisors (its aliquot sum) s(n): 12672653945229
• 15420712646691 is a deficient number, because the sum of its proper divisors (12672653945229) is less than itself. Its deficiency is 2748058701462

Bases of 15420712646691

• Binary: 11100000011001101010000110010111100000100011₂
• Hexadecimal: 0xE066A197823
• Base-36: 5GS6E5PUR

Squares and roots of 15420712646691

• 15420712646691 squared (15420712646691²) is 237798378531815746193249481
• 15420712646691 cubed (15420712646691³) is 3667020463188184670229653312109172117371
• The square root of 15420712646691 is 3926921.5228587139
• The cube root of 15420712646691 is 24890.5684331071

Scales and comparisons

• 15,420,712,646,691 seconds is equal to 490,330 years, 50 weeks, 10 hours, 44 minutes, 51 seconds.
• To count from 1 to 15,420,712,646,691 would take you about one million, two hundred twenty-five thousand, eight hundred twenty-seven 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 15420712646691 cubic inches would be around 2074.2 feet tall.

Recreational maths with 15420712646691

• 15420712646691 backwards is 19664621702451
• The number of decimal digits it has is: 14
• The sum of 15420712646691's digits is 54
• More coming soon!