21998034843939

Names of 21998034843939

• Cardinal: 21998034843939 can be written as Twenty-one trillion, nine hundred ninety-eight billion, thirty-four million, eight hundred forty-three thousand, nine hundred thirty-nine.

Scientific notation

• Scientific notation: 2.1998034843939 × 10¹³

Factors of 21998034843939

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 64

Divisors of 21998034843939

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 7 9 11 21 27 33 43 49 63 77 99 121 129 147 189 231 297 301 343 363 387 441 473 539 693 847 903 1029 1089 1161 1323 1331 1419 1617 2079 2107 2401 2541 2709 3087 3267 3311 3773 3993 4257 4851 5203 5929 6321 7203 7623 8127 9261 9317 9933 11319 11979 12771 14553 14641 14749 15609 16807 17787 18963 21609 22869 23177 26411 27951 29799 33957 35937 36421 41503 43923 44247 46827 50421 53361 56889 57233 64827 65219 69531 79233 83853 89397 101871 102487 103243 109263 117649 124509 131769 132741 140481 151263 160083 161051 162239 171699 184877 195657 208593 237699 251559 254947 290521 307461 309729 327789 352947 373527 395307 398223 400631 453789 456533 483153 486717 515097 554631 586971 625779 629563 713097 717409 722701 764841 871563 922383 929187 983367 1058841 1120581 1127357 1135673 1201893 1294139 1369599 1449459 1460151 1545291 1663893 1760913 1784629 1888689 2033647 2152227 2168103 2294523 2614689 2767149 2787561 2804417 3176523 3195731 3382071 3407019 3605679 3882417 4108797 4348377 4380453 4406941 4991679 5021863 5058907 5353887 5666067 6100941 6456681 6504309 6883569 6925193 7844067 7891499 7949711 8413251 9587193 10146213 10221057 10817037 11647251 12326391 12492403 13220823 14235529 15065589 15176721 16061661 16998201 18302823 19370043 19512927 19630919 20775579 22370117 23674497 23849133 25239753 28761579 30438639 30663171 30848587 34941753 35153041 37477209 39662469 42706587 45196767 45530163 48184983 48476351 54908469 55240493 55647977 58892757 62326737 67110351 71023491 71547399 75719259 86284737 87446821 92545761 105459123 112431627 118987407 128119761 135590301 136590489 137416433 145429053 156590819 165721479 166943931 176678271 186980211 201331053 213070473 214642197 215940109 246071287 262340463 277637283 316377369 337294881 339334457 384359283 386683451 412249299 436287159 469772457 497164437 500831793 530034813 603993159 612127747 647820327 738213861 787021389 832911849 949132107 961915031 1018003371 1160050353 1236747897 1308861477 1409317371 1491493311 1502495379 1511580763 1722499009 1836383241 1943460981 2214641583 2361064167 2375341199 2706784157 2885745093 3054010113 3480151059 3710243691 4227952113 4534742289 5167497027 5509149723 5830382943 6643924749 6733405217 7126023597 8120352471 8657235279 9162030339 10440453177 10581065341 13604226867 15502491081 16527449169 16627388393 18947489099 20200215651 21378070791 24361057413 25971705837 31743196023 40812680601 46507473243 49882165179 56842467297 60600646953 64134212373 73083172239 74067457387 95229588069 116391718751 149646495537 170527401891 181801940859 222202372161 285688764207 349175156253 448939486611 511582205673 666607116483 814742031257 1047525468759 1999821349449 2444226093771 3142576406277 7332678281313 21998034843939
• Sum of all divisors σ(n): 42795985921920
• Sum of proper divisors (its aliquot sum) s(n): 20797951077981
• 21998034843939 is a deficient number, because the sum of its proper divisors (20797951077981) is less than itself. Its deficiency is 1200083765958

Bases of 21998034843939

• Binary: 101000000000111010001000011010111100100100011₂
• Hexadecimal: 0x1401D10D7923
• Base-36: 7SPR9Z1UR

Squares and roots of 21998034843939

• 21998034843939 squared (21998034843939²) is 483913536995154344085035721
• 21998034843939 cubed (21998034843939³) is 10645146848273169594583876674553475345019
• The square root of 21998034843939 is 4690206.2688051365
• The cube root of 21998034843939 is 28019.5589719271

Scales and comparisons

• 21,998,034,843,939 seconds is equal to 699,469 years, 24 weeks, 18 hours, 25 minutes, 39 seconds.
• To count from 1 to 21,998,034,843,939 would take you about one million, seven hundred forty-eight thousand, six hundred seventy-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 21998034843939 cubic inches would be around 2335 feet tall.

Recreational maths with 21998034843939

• 21998034843939 backwards is 93934843089912
• The number of decimal digits it has is: 14
• The sum of 21998034843939's digits is 72
• More coming soon!