21748911523388

Names of 21748911523388

• Cardinal: 21748911523388 can be written as Twenty-one trillion, seven hundred forty-eight billion, nine hundred eleven million, five hundred twenty-three thousand, three hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1748911523388 × 10¹³

Factors of 21748911523388

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 103

Divisors of 21748911523388

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 14 28 41 49 53 82 98 106 164 196 212 287 343 371 574 686 742 1148 1372 1484 2009 2173 2401 2597 2809 4018 4346 4802 5194 5618 8036 8692 9604 10388 11236 14063 15211 16807 18179 19663 28126 30422 33614 36358 39326 56252 60844 67228 72716 78652 98441 106477 115169 127253 137641 148877 196882 212954 230338 254506 275282 297754 393764 425908 460676 509012 550564 595508 689087 745339 806183 890771 963487 1042139 1378174 1490678 1612366 1781542 1926974 2084278 2756348 2981356 3224732 3563084 3853948 4168556 5217373 5643281 6103957 6744409 7294973 7890481 10434746 11286562 12207914 13488818 14589946 15780962 20869492 22573124 24415828 26977636 29179892 31561924 36521611 39502967 42727699 47210863 51064811 55233367 73043222 79005934 85455398 94421726 102129622 110466734 146086444 158011868 170910796 188843452 204259244 220933468 276520769 299093893 323509721 357453677 386633569 553041538 598187786 647019442 714907354 773267138 1106083076 1196375572 1294038884 1429814708 1546534276 1935645383 2093657251 2264568047 2502175739 2706434983 3871290766 4187314502 4529136094 5004351478 5412869966 7742581532 8374629004 9058272188 10008702956 10825739932 14655600757 15851976329 18945044881 29311201514 31703952658 37890089762 58622403028 63407905316 75780179524 102589205299 110963834303 132615314167 205178410598 221927668606 265230628334 410356821196 443855337212 530461256668 776746840121 1553493680242 3106987360484 5437227880847 10874455761694 21748911523388
• Sum of all divisors σ(n): 46361409594192
• Sum of proper divisors (its aliquot sum) s(n): 24612498070804
• 21748911523388 is an abundant number, because the sum of its proper divisors (24612498070804) is greater than itself. Its abundance is 2863586547416

Bases of 21748911523388

• Binary: 100111100011111010000001001010100011000111100₂
• Hexadecimal: 0x13C7D025463C
• Base-36: 7PJB8DPH8

Squares and roots of 21748911523388

• 21748911523388 squared (21748911523388²) is 473015152452159334870998544
• 21748911523388 cubed (21748911523388³) is 10287564699903899743559313774047769947072
• The square root of 21748911523388 is 4663572.8281423889
• The cube root of 21748911523388 is 27913.3852018833

Scales and comparisons

• 21,748,911,523,388 seconds is equal to 691,548 years, 5 weeks, 6 days, 3 minutes, 8 seconds.
• To count from 1 to 21,748,911,523,388 would take you about one million, seven hundred twenty-eight thousand, eight hundred seventy 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 21748911523388 cubic inches would be around 2326.1 feet tall.

Recreational maths with 21748911523388

• 21748911523388 backwards is 88332511984712
• The number of decimal digits it has is: 14
• The sum of 21748911523388's digits is 62
• More coming soon!