21077322903

Names of 21077322903

• Cardinal: 21077322903 can be written as Twenty-one billion, seventy-seven million, three hundred twenty-two thousand, nine hundred three.

Scientific notation

• Scientific notation: 2.1077322903 × 10¹⁰

Factors of 21077322903

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 90

Divisors of 21077322903

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 67 81 91 117 147 169 189 201 273 343 351 441 469 507 567 603 637 819 871 1029 1053 1183 1323 1407 1521 1809 1911 2457 2613 3087 3283 3549 3969 4221 4459 4489 4563 5427 5733 6097 7371 7839 8281 9261 9849 10647 11323 12663 13377 13467 13689 17199 18291 22981 23517 24843 27783 29547 31423 31941 33969 37989 40131 40401 42679 51597 54873 57967 58357 68943 70551 74529 79261 88641 94269 95823 101907 120393 121203 128037 164619 173901 175071 206829 219961 223587 237783 265923 282807 298753 305721 361179 363609 384111 408499 493857 521703 525213 554827 620487 659883 670761 713349 758641 848421 896259 917163 1152333 1225497 1539727 1565109 1575639 1664481 1861461 1979649 2140047 2275923 2545263 2688777 2859493 3456999 3676491 3883789 4619181 4695327 4726917 4993443 5310487 5938947 6420141 6827769 8066331 8578479 11029473 11651367 13857543 14980329 15931461 17816841 20016451 20483307 24198993 25735437 33088419 34954101 37173409 41572629 44940987 47794383 60049353 61449921 77206311 104862303 111520227 124717887 143383149 180148059 231618933 260213863 314586909 334560681 430149447 540444177 780641589 1003682043 1621332531 2341924767 3011046129 7025774301 21077322903
• Sum of all divisors σ(n): 40362260400
• Sum of proper divisors (its aliquot sum) s(n): 19284937497
• 21077322903 is a deficient number, because the sum of its proper divisors (19284937497) is less than itself. Its deficiency is 1792385406

Bases of 21077322903

• Binary: 10011101000010011100110110010010111₂
• Hexadecimal: 0x4E84E6C97
• Base-36: 9OKW6FR

Squares and roots of 21077322903

• 21077322903 squared (21077322903²) is 444253540757328347409
• 21077322903 cubed (21077322903³) is 9363675329343280741934856408327
• The square root of 21077322903 is 145180.3116920473
• The cube root of 21077322903 is 2762.3061880177

Scales and comparisons

• 21,077,322,903 seconds is equal to 670 years, 10 weeks, 11 hours, 55 minutes, 3 seconds.
• To count from 1 to 21,077,322,903 would take you about one thousand, three hundred forty 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 21077322903 cubic inches would be around 230.2 feet tall.

Recreational maths with 21077322903

• 21077322903 backwards is 30922377012
• The number of decimal digits it has is: 11
• The sum of 21077322903's digits is 36
• More coming soon!