21357962228997429

Names of 21357962228997429

• Cardinal: 21357962228997429 can be written as Twenty-one quadrillion, three hundred fifty-seven trillion, nine hundred sixty-two billion, two hundred twenty-eight million, nine hundred ninety-seven thousand, four hundred twenty-nine.

Scientific notation

• Scientific notation: 2.1357962228997429 × 10¹⁶

Factors of 21357962228997429

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 209

Divisors of 21357962228997429

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 19 21 49 57 71 109 133 147 213 327 343 399 497 763 931 1029 1349 1491 2071 2289 2793 3479 4047 5341 6213 6517 7739 9443 10437 11881 14497 16023 19551 23217 24353 28329 35643 37387 43491 54173 66101 73059 83167 101479 112161 147041 162519 198303 225739 249501 304437 379211 441123 462707 582169 677217 710353 843551 1029287 1137633 1295029 1388121 1580173 1746507 2131059 2530653 2654477 3087861 3885087 4075183 4740519 5904857 7205009 7963431 9065203 11061211 12225549 16027469 17714571 21615027 24605551 27195609 33183633 41333999 48082407 50435063 63456421 73816653 77428477 91947059 112192283 124001997 141158161 151305189 172238857 190369263 232285431 275841177 289337993 336576849 423474483 444194947 516716571 643629413 785345981 868013979 988107127 1205671999 1332584841 1746994121 1930888239 2356037943 2682005059 2964321381 3617015997 4505405891 5240982363 5497421867 6916749889 8046015177 8439703993 10022229431 12228958847 13516217673 15386239549 16492265601 18774035413 20750249667 25319111979 30066688293 31537841237 36686876541 46158718647 48417249223 56322106239 70155606017 85602711929 94613523711 107703676843 131418247891 145251747669 190422359189 210466818051 256808135787 292338551431 323111030529 394254743673 491089242119 571267077567 599218983503 753925737901 877015654293 919927735237 1092423007979 1332956514323 1473267726357 1797656950509 2046369860017 2261777213703 2759783205711 3277269023937 3437624694833 3998869542969 5277480165307 6139109580051 7646961055853 9330695600261 10312874084499 14324589020119 15832440495921 20756037151601 22940883167559 27992086800783 42973767060357 53528727390971 62268111454803 65314869201827 100272123140833 145292260061207 160586182172913 195944607605481 300816369422499 374701091736797 435876780183621 1017045820428449 1124103275210391 3051137461285347 7119320742999143 21357962228997429
• Sum of all divisors σ(n): 35778135697920000
• Sum of proper divisors (its aliquot sum) s(n): 14420173468922571
• 21357962228997429 is a deficient number, because the sum of its proper divisors (14420173468922571) is less than itself. Its deficiency is 6937788760074858

Bases of 21357962228997429

• Binary: 1001011111000001111010000010111110010010001110100110101₂
• Hexadecimal: 0x4BE0F417C91D35
• Base-36: 5UARKE8WGTX

Squares and roots of 21357962228997429

• 21357962228997429 squared (21357962228997429²) is 456162550575280825799218488610041
• 21357962228997429 cubed (21357962228997429³) is 9742702525469977304570108170448592597407172584589
• The square root of 21357962228997429 is 146143635.6089358719
• The cube root of 21357962228997429 is 277451.1982097531

Scales and comparisons

• 21,357,962,228,997,429 seconds is equal to 679,117,134 years, 19 weeks, 16 hours, 37 minutes, 9 seconds.
• To count from 1 to 21,357,962,228,997,429 would take you about two billion, thirty-seven million, three hundred fifty-one thousand, four hundred three 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 21357962228997429 cubic inches would be around 23120.9 feet tall.

Recreational maths with 21357962228997429

• 21357962228997429 backwards is 92479982226975312
• The number of decimal digits it has is: 17
• The sum of 21357962228997429's digits is 87
• More coming soon!