21080676708

Names of 21080676708

• Cardinal: 21080676708 can be written as Twenty-one billion, eighty million, six hundred seventy-six thousand, seven hundred eight.

Scientific notation

• Scientific notation: 2.1080676708 × 10¹⁰

Factors of 21080676708

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 122

Divisors of 21080676708

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 49 52 54 63 78 81 84 91 97 98 108 117 126 147 156 162 169 182 189 194 196 234 243 252 273 291 294 324 338 351 364 378 388 441 468 486 507 546 567 582 588 637 676 679 702 729 756 819 873 882 972 1014 1053 1092 1134 1164 1183 1261 1274 1323 1358 1404 1458 1521 1638 1701 1746 1764 1911 2028 2037 2106 2187 2268 2366 2457 2522 2548 2619 2646 2716 2916 3042 3159 3276 3402 3492 3549 3783 3822 3969 4074 4212 4374 4563 4732 4753 4914 5044 5103 5238 5292 5733 6084 6111 6318 6561 6804 7098 7371 7566 7644 7857 7938 8148 8281 8748 8827 9126 9477 9506 9828 10206 10476 10647 11349 11466 11907 12222 12636 13122 13689 14196 14259 14742 15132 15309 15714 15876 16393 16562 17199 17654 18252 18333 18954 19012 20412 21294 22113 22698 22932 23571 23814 24444 24843 26244 26481 27378 28431 28518 29484 30618 31428 31941 32786 33124 34047 34398 35308 35721 36666 37908 41067 42588 42777 44226 45396 45927 47142 47628 49179 49686 51597 52962 54756 54999 56862 57036 61236 61789 63882 65572 66339 68094 68796 70713 71442 73332 74529 79443 82134 85293 85554 88452 91854 94284 95823 98358 99372 102141 103194 105924 107163 109998 113724 114751 123201 123578 127764 128331 132678 136188 141426 142884 147537 149058 154791 158886 164268 164997 170586 171108 183708 185367 191646 196716 199017 204282 206388 212139 214326 219996 223587 229502 238329 246402 247156 256662 265356 282852 287469 295074 298116 306423 309582 317772 321489 329994 341172 344253 369603 370734 383292 384993 398034 408564 424278 428652 442611 447174 459004 464373 476658 492804 494991 513324 556101 574938 590148 597051 612846 619164 636417 642978 659988 670761 688506 714987 739206 741468 769986 796068 803257 848556 862407 885222 894348 919269 928746 953316 989982 1032759 1108809 1112202 1149876 1154979 1194102 1225692 1272834 1285956 1327833 1341522 1377012 1393119 1429974 1478412 1484973 1539972 1606514 1668303 1724814 1770444 1838538 1857492 1979964 2012283 2065518 2144961 2217618 2224404 2309958 2388204 2409771 2545668 2587221 2655666 2683044 2757807 2786238 2859948 2969946 3098277 3213028 3336606 3449628 3464937 3677076 3983499 4024566 4131036 4179357 4289922 4435236 4454919 4619916 4819542 5004909 5174442 5311332 5515614 5572476 5939892 6036849 6196554 6434883 6673212 6929874 7229313 7761663 7966998 8049132 8273421 8358714 8579844 8909838 9294831 9639084 10009818 10348884 10394811 11031228 11950497 12073698 12393108 12869766 13859748 14458626 15014727 15523326 15933996 16546842 16717428 17819676 18110547 18589662 19304649 20019636 20789622 21687939 23900994 24147396 25739532 27884493 28917252 30029454 31046652 31184433 33093684 35851491 36221094 37179324 38609298 41579244 43375878 45044181 47801988 54331641 55768986 57913947 60058908 62368866 65063817 71702982 72442188 77218596 83653479 86751756 90088362 107554473 108663282 111537972 115827894 124737732 130127634 135132543 143405964 167306958 180176724 195191451 215108946 217326564 231655788 250960437 260255268 270265086 334613916 390382902 405397629 430217892 501920874 540530172 585574353 752881311 780765804 810795258 1003841748 1171148706 1505762622 1621590516 1756723059 2342297412 3011525244 3513446118 5270169177 7026892236 10540338354 21080676708
• Sum of all divisors σ(n): 70418909106
• Sum of proper divisors (its aliquot sum) s(n): 49338232398
• 21080676708 is an abundant number, because the sum of its proper divisors (49338232398) is greater than itself. Its abundance is 28257555690

Bases of 21080676708

• Binary: 10011101000100000011001100101100100₂
• Hexadecimal: 0x4E8819964
• Base-36: 9OMW290

Squares and roots of 21080676708

• 21080676708 squared (21080676708²) is 444394930467213717264
• 21080676708 cubed (21080676708³) is 9368145859853471767185302286912
• The square root of 21080676708 is 145191.8617140781
• The cube root of 21080676708 is 2762.4526921541

Scales and comparisons

• 21,080,676,708 seconds is equal to 670 years, 15 weeks, 4 days, 7 hours, 31 minutes, 48 seconds.
• To count from 1 to 21,080,676,708 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 21080676708 cubic inches would be around 230.2 feet tall.

Recreational maths with 21080676708

• 21080676708 backwards is 80767608012
• The number of decimal digits it has is: 11
• The sum of 21080676708's digits is 45
• More coming soon!