21424283055

Names of 21424283055

• Cardinal: 21424283055 can be written as Twenty-one billion, four hundred twenty-four million, two hundred eighty-three thousand and fifty-five.

Scientific notation

• Scientific notation: 2.1424283055 × 10¹⁰

Factors of 21424283055

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 757

Divisors of 21424283055

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 5 7 9 15 19 21 27 31 35 45 57 61 63 93 95 105 133 135 155 171 183 189 217 279 285 305 315 399 427 465 513 549 589 631 651 665 837 855 915 945 1085 1159 1197 1281 1395 1647 1767 1891 1893 1953 1995 2135 2565 2745 2945 3155 3255 3477 3591 3843 4123 4185 4417 5301 5673 5679 5795 5859 5985 6405 8113 8235 8835 9455 9465 9765 10431 11529 11989 12369 13237 13251 15903 17019 17037 17385 17955 19215 19561 20615 22085 24339 26505 28365 28395 29295 31293 35929 35967 37107 38491 39711 39753 40565 51057 52155 57645 58683 59945 61845 66185 66255 73017 79515 83923 85095 85185 97805 107787 107901 111321 115473 119133 119259 121695 136927 156465 176049 179645 179835 185535 192455 198555 198765 219051 251503 251769 255285 269437 293415 323361 323703 346419 357399 365085 371659 410781 419615 528147 538935 539505 556605 577365 595665 596295 684635 731329 754509 755307 808311 880245 970083 1039257 1095255 1114977 1193221 1232343 1257515 1258845 1347185 1616805 1618515 1732095 1786995 1858295 2053905 2193987 2263527 2265921 2424933 2601613 2640735 3344931 3579663 3656645 3697029 3772545 3776535 4041555 4850415 5119303 5196285 5574885 5966105 6161715 6581961 6790581 7274799 7804839 8352547 10034793 10738989 10969935 11317635 11329605 12124665 13008065 15357909 16724655 17898315 18485145 19745883 22671199 23414517 25057641 25596515 32216967 32909805 33952905 36373995 39024195 41762735 46073727 50173965 53694945 68013597 70243551 75172923 76789545 98729415 113355995 117072585 125288205 138221181 158698393 161084835 204040791 225518769 230368635 340067985 351217755 375864615 476095179 612122373 691105905 793491965 1020203955 1127593845 1428285537 2380475895 3060611865 4284856611 7141427685 21424283055
• Sum of all divisors σ(n): 48149299200
• Sum of proper divisors (its aliquot sum) s(n): 26725016145
• 21424283055 is an abundant number, because the sum of its proper divisors (26725016145) is greater than itself. Its abundance is 5300733090

Bases of 21424283055

• Binary: 10011111100111111001001110110101111₂
• Hexadecimal: 0x4FCFC9DAF
• Base-36: 9UBGQLR

Squares and roots of 21424283055

• 21424283055 squared (21424283055²) is 458999904420760133025
• 21424283055 cubed (21424283055³) is 9833743874528310908187053391375
• The square root of 21424283055 is 146370.3626250889
• The cube root of 21424283055 is 2777.3808231043

Scales and comparisons

• 21,424,283,055 seconds is equal to 681 years, 11 weeks, 5 days, 5 hours, 44 minutes, 15 seconds.
• To count from 1 to 21,424,283,055 would take you about one thousand, three hundred sixty-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 21424283055 cubic inches would be around 231.4 feet tall.

Recreational maths with 21424283055

• 21424283055 backwards is 55038242412
• The number of decimal digits it has is: 11
• The sum of 21424283055's digits is 36
• More coming soon!