21717829120
21,717,829,120 is an even composite number composed of six prime numbers multiplied together.
21717829120 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 21717829120:
29 × 5 × 13 × 17 × 23 × 1669
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 17 × 23 × 1669)See below for interesting mathematical facts about the number 21717829120 from the Numbermatics database.
Names of 21717829120
- Cardinal: 21717829120 can be written as Twenty-one billion, seven hundred seventeen million, eight hundred twenty-nine thousand, one hundred twenty.
Scientific notation
- Scientific notation: 2.171782912 × 1010
Factors of 21717829120
Divisors of 21717829120
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 23 26 32 34 40 46 52 64 65 68 80 85 92 104 115 128 130 136 160 170 184 208 221 230 256 260 272 299 320 340 368 391 416 442 460 512 520 544 598 640 680 736 782 832 884 920 1040 1088 1105 1196 1280 1360 1472 1495 1564 1664 1669 1768 1840 1955 2080 2176 2210 2392 2560 2720 2944 2990 3128 3328 3338 3536 3680 3910 4160 4352 4420 4784 5083 5440 5888 5980 6256 6656 6676 7072 7360 7820 8320 8345 8704 8840 9568 10166 10880 11776 11960 12512 13352 14144 14720 15640 16640 16690 17680 19136 20332 21697 21760 23920 25024 25415 26704 28288 28373 29440 31280 33280 33380 35360 38272 38387 40664 43394 43520 47840 50048 50830 53408 56576 56746 58880 62560 66760 70720 76544 76774 81328 86788 95680 100096 101660 106816 108485 113152 113492 125120 133520 141440 141865 153088 153548 162656 173576 191360 191935 200192 203320 213632 216970 226984 250240 267040 282880 283730 307096 325312 347152 368849 382720 383870 406640 427264 433940 453968 499031 500480 534080 565760 567460 614192 650624 652579 694304 737698 765440 767740 813280 854528 867880 907936 998062 1000960 1068160 1134920 1228384 1301248 1305158 1388608 1475396 1535480 1626560 1735760 1815872 1844245 1996124 2136320 2269840 2456768 2495155 2602496 2610316 2777216 2950792 3070960 3253120 3262895 3471520 3631744 3688490 3992248 4272640 4539680 4913536 4990310 5220632 5554432 5901584 6141920 6506240 6525790 6943040 7263488 7376980 7984496 8483527 9079360 9827072 9980620 10441264 11108864 11803168 12283840 13012480 13051580 13886080 14526976 14753960 15968992 16967054 18158720 19654144 19961240 20882528 23606336 24567680 26103160 27772160 29507920 31937984 33934108 36317440 39922480 41765056 42417635 47212672 49135360 52206320 55544320 59015840 63875968 67868216 72634880 79844960 83530112 84835270 94425344 98270720 104412640 118031680 127751936 135736432 159689920 167060224 169670540 188850688 208825280 236063360 255503872 271472864 319379840 334120448 339341080 417650560 472126720 542945728 638759680 678682160 835301120 944253440 1085891456 1277519360 1357364320 1670602240 2171782912 2714728640 4343565824 5429457280 10858914560 21717829120
- Sum of all divisors σ(n): 61994782080
- Sum of proper divisors (its aliquot sum) s(n): 40276952960
- 21717829120 is an abundant number, because the sum of its proper divisors (40276952960) is greater than itself. Its abundance is 18559123840
Bases of 21717829120
- Binary: 101000011100111101111000110000000002
- Hexadecimal: 0x50E7BC600
- Base-36: 9Z68G74
Squares and roots of 21717829120
- 21717829120 squared (217178291202) is 471664101685519974400
- 21717829120 cubed (217178291203) is 10243520362444426782365974528000
-
The
square root of 21717829120 is 147369.7021778901 -
The
cube root of 21717829120 is 2790.0081413585
Scales and comparisons
How big is 21717829120?- 21,717,829,120 seconds is equal to 690 years, 29 weeks, 18 hours, 18 minutes, 40 seconds.
-
To count from 1 to 21,717,829,120 would take you about one thousand, three hundred eighty-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 21717829120 cubic inches would be around 232.5 feet tall.
Recreational maths with 21717829120
- 21717829120 backwards is 02192871712
- 21717829120 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21717829120's digits is 40
- More coming soon!
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