21403146492
21,403,146,492 is an even composite number composed of six prime numbers multiplied together.
21403146492 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21403146492:
22 × 32 × 73 × 13 × 151 × 883
(2 × 2 × 3 × 3 × 7 × 7 × 7 × 13 × 151 × 883)See below for interesting mathematical facts about the number 21403146492 from the Numbermatics database.
Names of 21403146492
- Cardinal: 21403146492 can be written as Twenty-one billion, four hundred three million, one hundred forty-six thousand, four hundred ninety-two.
Scientific notation
- Scientific notation: 2.1403146492 × 1010
Factors of 21403146492
Divisors of 21403146492
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 49 52 63 78 84 91 98 117 126 147 151 156 182 196 234 252 273 294 302 343 364 441 453 468 546 588 604 637 686 819 882 883 906 1029 1057 1092 1274 1359 1372 1638 1764 1766 1812 1911 1963 2058 2114 2548 2649 2718 3087 3171 3276 3532 3822 3926 4116 4228 4459 5298 5436 5733 5889 6174 6181 6342 7399 7644 7852 7947 8918 9513 10596 11466 11479 11778 12348 12362 12684 13377 13741 14798 15894 17667 17836 18543 19026 22197 22932 22958 23556 24724 26754 27482 29596 31788 34437 35334 37086 38052 40131 41223 43267 44394 45916 51793 53508 54964 55629 66591 68874 70668 74172 80262 80353 82446 86534 88788 96187 103311 103586 111258 123669 129801 133182 133333 137748 155379 160524 160706 164892 173068 192374 206622 207172 222516 241059 247338 259602 266364 266666 288561 302869 310758 321412 384748 389403 399999 413244 466137 482118 494676 519204 533332 562471 577122 605738 621516 673309 723177 778806 799998 865683 908607 932274 933331 964236 1124942 1154244 1199997 1211476 1346618 1446354 1557612 1599996 1687413 1731366 1733329 1817214 1864548 1866662 2019927 2249884 2399994 2693236 2725821 2799993 2892708 3374826 3462732 3466658 3634428 3733324 3937297 4039854 4799988 5062239 5199987 5451642 5599986 6059781 6533317 6749652 6933316 7874594 8079708 8399979 10124478 10399974 10903284 11199972 11811891 12119562 12133303 13066634 15599961 15749188 16799958 19599951 20248956 20799948 23623782 24239124 24266606 26133268 31199922 33599916 35435673 36399909 39199902 45733219 47247564 48533212 58799853 62399844 70871346 72799818 78399804 84933121 91466438 109199727 117599706 137199657 141742692 145599636 169866242 182932876 218399454 235199412 254799363 274399314 339732484 411598971 436798908 509598726 548798628 594531847 764398089 823197942 1019197452 1189063694 1528796178 1646395884 1783595541 2378127388 3057592356 3567191082 5350786623 7134382164 10701573246 21403146492
- Sum of all divisors σ(n): 68473932800
- Sum of proper divisors (its aliquot sum) s(n): 47070786308
- 21403146492 is an abundant number, because the sum of its proper divisors (47070786308) is greater than itself. Its abundance is 25667639816
Bases of 21403146492
- Binary: 100111110111011101000011000111111002
- Hexadecimal: 0x4FBBA18FC
- Base-36: 9TYVPJ0
Squares and roots of 21403146492
- 21403146492 squared (214031464922) is 458094679758011906064
- 21403146492 cubed (214031464923) is 9804667538066555936167935127488
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The
square root of 21403146492 is 146298.1424762461 -
The
cube root of 21403146492 is 2776.4671620265
Scales and comparisons
How big is 21403146492?- 21,403,146,492 seconds is equal to 680 years, 28 weeks, 5 days, 14 hours, 28 minutes, 12 seconds.
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To count from 1 to 21,403,146,492 would take you about one thousand, three hundred sixty-one 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 21403146492 cubic inches would be around 231.4 feet tall.
Recreational maths with 21403146492
- 21403146492 backwards is 29464130412
- 21403146492 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21403146492's digits is 36
- More coming soon!
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