21035143948
21,035,143,948 is an even composite number composed of seven prime numbers multiplied together.
21035143948 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21035143948:
22 × 72 × 13 × 23 × 37 × 89 × 109
(2 × 2 × 7 × 7 × 13 × 23 × 37 × 89 × 109)See below for interesting mathematical facts about the number 21035143948 from the Numbermatics database.
Names of 21035143948
- Cardinal: 21035143948 can be written as Twenty-one billion, thirty-five million, one hundred forty-three thousand, nine hundred forty-eight.
Scientific notation
- Scientific notation: 2.1035143948 × 1010
Factors of 21035143948
Divisors of 21035143948
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 7 13 14 23 26 28 37 46 49 52 74 89 91 92 98 109 148 161 178 182 196 218 259 299 322 356 364 436 481 518 598 623 637 644 763 851 962 1036 1127 1157 1196 1246 1274 1417 1526 1702 1813 1924 2047 2093 2254 2314 2492 2507 2548 2834 3052 3293 3367 3404 3626 4033 4094 4186 4361 4508 4628 5014 5341 5668 5957 6586 6734 7252 8066 8099 8188 8372 8722 9701 9919 10028 10682 11063 11914 13172 13468 14329 14651 16132 16198 17444 17549 19402 19838 21364 22126 23051 23569 23828 26611 28231 28658 29302 32396 32591 35098 38804 39676 41699 42809 44252 46102 47138 52429 53222 56462 56693 57316 58604 65182 67907 69433 70196 75739 77441 83398 85618 92204 92759 94276 100303 104858 106444 112924 113386 122843 126113 130364 135814 138866 151478 154882 161357 166796 171236 185518 186277 197617 200606 209716 223123 226772 228137 245686 252226 271628 277732 299663 302956 309764 322714 358937 367003 371036 372554 395234 401212 446246 456274 475349 491372 504452 530173 542087 599326 645428 649313 717874 734006 745108 790468 882791 892492 912548 950698 984607 1060346 1084174 1198652 1205867 1298626 1303939 1435748 1468012 1561861 1596959 1765582 1901396 1969214 2097641 2120692 2168348 2411734 2512559 2569021 2597252 2607878 2900599 3123722 3193918 3531164 3711211 3938428 4195282 4545191 4666181 4823468 5025118 5138042 5215756 5801198 6179537 6247444 6387836 6892249 7422422 8255551 8390564 8441069 9090382 9332362 10050236 10276084 10933027 11602396 12359074 13784498 14844844 16511102 16882138 17587913 18180764 18664724 20304193 21866054 24718148 27568996 32663267 33022204 33764276 35175826 40608386 43732108 48245743 57788857 59087483 65326534 70351652 81216772 96491486 107322163 115577714 118174966 130653068 142129351 192982972 214644326 228642869 231155428 236349932 284258702 404521999 429288652 457285738 568517404 751255141 809043998 914571476 1502510282 1618087996 3005020564 5258785987 10517571974 21035143948
- Sum of all divisors σ(n): 50434876800
- Sum of proper divisors (its aliquot sum) s(n): 29399732852
- 21035143948 is an abundant number, because the sum of its proper divisors (29399732852) is greater than itself. Its abundance is 8364588904
Bases of 21035143948
- Binary: 100111001011100101011010011000011002
- Hexadecimal: 0x4E5CAD30C
- Base-36: 9NVS4Y4
Squares and roots of 21035143948
- 21035143948 squared (210351439482) is 442477280913081026704
- 21035143948 cubed (210351439483) is 9307573297726292272906271987392
-
The
square root of 21035143948 is 145034.9749129499 -
The
cube root of 21035143948 is 2760.4623581287
Scales and comparisons
How big is 21035143948?- 21,035,143,948 seconds is equal to 668 years, 44 weeks, 2 days, 7 hours, 32 minutes, 28 seconds.
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To count from 1 to 21,035,143,948 would take you about one thousand, three hundred thirty-seven 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 21035143948 cubic inches would be around 230 feet tall.
Recreational maths with 21035143948
- 21035143948 backwards is 84934153012
- The number of decimal digits it has is: 11
- The sum of 21035143948's digits is 40
- More coming soon!
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