21997122330741449472

Names of 21997122330741449472

• Cardinal: 21997122330741449472 can be written as Twenty-one quintillion, nine hundred ninety-seven quadrillion, one hundred twenty-two trillion, three hundred thirty billion, seven hundred forty-one million, four hundred forty-nine thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 2.1997122330741449472 × 10¹⁹

Factors of 21997122330741449472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 454636291557995

Divisors of 21997122330741449472

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 54 56 63 64 72 84 96 108 112 126 128 144 168 189 192 216 224 252 256 288 336 378 384 432 448 504 576 672 756 768 864 896 1008 1152 1344 1512 1728 1792 2016 2304 2688 3024 3456 4032 5376 6048 6912 8064 12096 16128 24192 48384 454636291557983 909272583115966 1363908874673949 1818545166231932 2727817749347898 3182454040905881 3637090332463864 4091726624021847 5455635498695796 6364908081811762 7274180664927728 8183453248043694 9547362122717643 10911270997391592 12275179872065541 12729816163623524 14548361329855456 16366906496087388 19094724245435286 21822541994783184 24550359744131082 25459632327247048 28642086368152929 29096722659710912 32733812992174776 38189448490870572 43645083989566368 49100719488262164 50919264654494096 57284172736305858 58193445319421824 65467625984349552 76378896981741144 85926259104458787 87290167979132736 98201438976524328 101838529308988192 114568345472611716 116386890638843648 130935251968699104 152757793963482288 171852518208917574 174580335958265472 196402877953048656 203677058617976384 229136690945223432 261870503937398208 305515587926964576 343705036417835148 349160671916530944 392805755906097312 407354117235952768 458273381890446864 523741007874796416 611031175853929152 687410072835670296 785611511812194624 814708234471905536 916546763780893728 1047482015749592832 1222062351707858304 1374820145671340592 1571223023624389248 1833093527561787456 2444124703415716608 2749640291342681184 3142446047248778496 3666187055123574912 5499280582685362368 7332374110247149824 10998561165370724736 21997122330741449472
• Sum of all divisors σ(n): 74342126395561543680
• Sum of proper divisors (its aliquot sum) s(n): 52345004064820094208
• 21997122330741449472 is an abundant number, because the sum of its proper divisors (52345004064820094208) is greater than itself. Its abundance is 30347881734078644736

Bases of 21997122330741449472

• Binary: 10011000101000101011110100011011011001100101010000010001100000000₂
• Hexadecimal: 0x131457A36CCA82300
• Base-36: 4N4GH30XZH6O0

Squares and roots of 21997122330741449472

• 21997122330741449472 squared (21997122330741449472²) is 483873390833604138374745566839529078784
• 21997122330741449472 cubed (21997122330741449472³) is 10643822170757458576771951044649282664271365190913043202048
• The square root of 21997122330741449472 is 4690108989.2177825031
• The cube root of 21997122330741449472 is 2801917.1534729809

Scales and comparisons

• 21,997,122,330,741,449,472 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 21,997,122,330,741,449,472 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 21997122330741449472 cubic inches would be around 233493.1 feet tall.

Recreational maths with 21997122330741449472

• 21997122330741449472 backwards is 27494414703322179912
• The number of decimal digits it has is: 20
• The sum of 21997122330741449472's digits is 81
• More coming soon!