21459350447424

Names of 21459350447424

• Cardinal: 21459350447424 can be written as Twenty-one trillion, four hundred fifty-nine billion, three hundred fifty million, four hundred forty-seven thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 2.1459350447424 × 10¹³

Factors of 21459350447424

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 709

Divisors of 21459350447424

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 43 48 54 64 72 86 96 108 129 144 172 192 216 258 288 344 387 432 516 576 661 688 774 864 1032 1161 1322 1376 1548 1728 1983 2064 2322 2644 2752 3096 3966 4128 4644 5288 5949 6192 7932 8256 9288 10576 11898 12384 15864 17847 18576 21152 23796 24768 28423 31728 35694 37152 42304 47592 56846 63456 71388 74304 85269 95184 113692 126912 142776 170538 190368 227384 255807 285552 341076 380736 436921 454768 511614 571104 682152 767421 873842 909536 1023228 1142208 1310763 1364304 1534842 1747684 1819072 2046456 2621526 2728608 3069684 3495368 3932289 4092912 5243052 5457216 6139368 6990736 7864578 8185824 10486104 11796867 12278736 13981472 15729156 16371648 18787603 20972208 23593734 24557472 27962944 31458312 37575206 41944416 47187468 49114944 56362809 62916624 75150412 83888832 94374936 112725618 125833248 150300824 169088427 188749872 225451236 251666496 288804781 300601648 338176854 377499744 450902472 507265281 577609562 601203296 676353708 754999488 866414343 901804944 1014530562 1155219124 1202406592 1352707416 1732828686 1803609888 2029061124 2310438248 2599243029 2705414832 3465657372 3607219776 4058122248 4620876496 5198486058 5410829664 6931314744 7797729087 8116244496 9241752992 10396972116 10821659328 12418605583 13862629488 15595458174 16232488992 18483505984 20793944232 24837211166 27725258976 31190916348 32464977984 37255816749 41587888464 49674422332 55450517952 62381832696 74511633498 83175776928 99348844664 111767450247 124763665392 149023266996 166351553856 198697689328 223534900494 249527330784 298046533992 335302350741 397395378656 447069800988 499054661568 596093067984 670604701482 794790757312 894139601976 1192186135968 1341209402964 1788279203952 2384372271936 2682418805928 3576558407904 5364837611856 7153116815808 10729675223712 21459350447424
• Sum of all divisors σ(n): 64651453201280
• Sum of proper divisors (its aliquot sum) s(n): 43192102753856
• 21459350447424 is an abundant number, because the sum of its proper divisors (43192102753856) is greater than itself. Its abundance is 21732752306432

Bases of 21459350447424

• Binary: 100111000010001100100111101011110010101000000₂
• Hexadecimal: 0x138464F5E540
• Base-36: 7LUAF6XC0

Squares and roots of 21459350447424

• 21459350447424 squared (21459350447424²) is 460503721625356628988235776
• 21459350447424 cubed (21459350447424³) is 9882110744701513920782261768138003841024
• The square root of 21459350447424 is 4632423.8199266699
• The cube root of 21459350447424 is 27788.9534149875

Scales and comparisons

• 21,459,350,447,424 seconds is equal to 682,340 years, 50 weeks, 1 day, 15 hours, 50 minutes, 24 seconds.
• To count from 1 to 21,459,350,447,424 would take you about one million, seven hundred five thousand, eight hundred fifty-two 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 21459350447424 cubic inches would be around 2315.7 feet tall.

Recreational maths with 21459350447424

• 21459350447424 backwards is 42474405395412
• 21459350447424 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21459350447424's digits is 54
• More coming soon!