1242500398400225

Names of 1242500398400225

• Cardinal: 1242500398400225 can be written as One quadrillion, two hundred forty-two trillion, five hundred billion, three hundred ninety-eight million, four hundred thousand, two hundred twenty-five.

Scientific notation

• Scientific notation: 1.242500398400225 × 10¹⁵

Factors of 1242500398400225

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 172

Divisors of 1242500398400225

• Number of divisors d(n): 144
• Complete list of divisors:
  1 5 17 25 67 83 85 289 335 415 425 1139 1411 1445 1675 2075 4489 5561 5695 6889 7055 7225 19363 22445 23987 27805 28475 34445 35275 76313 94537 96815 112225 117113 119935 139025 172225 300763 372587 381565 461563 472685 484075 571787 585565 599675 1297321 1503815 1607129 1862935 1907825 1990921 2307815 2363425 2858935 2927825 5112971 6333979 6486605 7519075 7846571 8035645 9314675 9720379 9954605 11539075 14294675 24963329 25564855 30924721 31669895 32433025 38309729 39232855 40178225 48601895 49773025 86920507 107677643 124816645 127824275 133391707 154623605 158349475 165246443 191548645 196164275 243009475 424376593 434602535 525720257 538388215 624083225 651265393 666958535 773118025 826232215 957743225 2071956307 2121882965 2173012675 2566751843 2628601285 2691941075 3256326965 3334792675 4131161075 7214402081 8937244369 10359781535 10609414825 11071511681 12833759215 13143006425 16281634825 35223257219 36072010405 43634781331 44686221845 51798907675 55357558405 64168796075 171972373481 176116286095 180360052025 218173906655 223431109225 276787792025 598795372723 741791282627 859861867405 880581430475 1090869533275 2923530349177 2993976863615 3708956413135 4299309337025 14617651745885 14969884318075 18544782065675 49700015936009 73088258729425 248500079680045 1242500398400225
• Sum of all divisors σ(n): 1681720549454400
• Sum of proper divisors (its aliquot sum) s(n): 439220151054175
• 1242500398400225 is a deficient number, because the sum of its proper divisors (439220151054175) is less than itself. Its deficiency is 803280247346050

Bases of 1242500398400225

• Binary: 100011010100000110000101010111000010100001011100001₂
• Hexadecimal: 0x46A0C2AE142E1
• Base-36: C8FGSWSQ1T

Squares and roots of 1242500398400225

• 1242500398400225 squared (1242500398400225²) is 1543807240024717847739280050625
• 1242500398400225 cubed (1242500398400225³) is 1918181110783863708292651563746476007011390625
• The square root of 1242500398400225 is 35249119.1152378303
• The cube root of 1242500398400225 is 107505.8701939625

Scales and comparisons

• 1,242,500,398,400,225 seconds is equal to 39,507,669 years, 18 weeks, 6 days, 3 hours, 37 minutes, 5 seconds.
• To count from 1 to 1,242,500,398,400,225 would take you about one hundred eighteen million, five hundred twenty-three thousand and eight 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 1242500398400225 cubic inches would be around 8958.8 feet tall.

Recreational maths with 1242500398400225

• 1242500398400225 backwards is 5220048930052421
• The number of decimal digits it has is: 16
• The sum of 1242500398400225's digits is 47
• More coming soon!