21316311680
21,316,311,680 is an even composite number composed of six prime numbers multiplied together.
21316311680 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21316311680:
27 × 5 × 23 × 53 × 89 × 307
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 23 × 53 × 89 × 307)See below for interesting mathematical facts about the number 21316311680 from the Numbermatics database.
Names of 21316311680
- Cardinal: 21316311680 can be written as Twenty-one billion, three hundred sixteen million, three hundred eleven thousand, six hundred eighty.
Scientific notation
- Scientific notation: 2.131631168 × 1010
Factors of 21316311680
Divisors of 21316311680
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 16 20 23 32 40 46 53 64 80 89 92 106 115 128 160 178 184 212 230 265 307 320 356 368 424 445 460 530 614 640 712 736 848 890 920 1060 1219 1228 1424 1472 1535 1696 1780 1840 2047 2120 2438 2456 2848 2944 3070 3392 3560 3680 4094 4240 4717 4876 4912 5696 6095 6140 6784 7061 7120 7360 8188 8480 9434 9752 9824 10235 11392 12190 12280 14122 14240 14720 16271 16376 16960 18868 19504 19648 20470 23585 24380 24560 27323 28244 28480 32542 32752 33920 35305 37736 39008 39296 40940 47170 48760 49120 54646 56488 56960 65084 65504 70610 75472 78016 81355 81880 94340 97520 98240 108491 109292 112976 130168 131008 136615 141220 150944 156032 162710 163760 188680 195040 196480 216982 218584 225952 260336 262016 273230 282440 301888 325420 327520 374233 377360 390080 433964 437168 451904 520672 542455 546460 564880 603776 628429 650840 655040 748466 754720 780160 867928 874336 903808 1041344 1084910 1092920 1129760 1256858 1301680 1310080 1448119 1496932 1509440 1735856 1748672 1871165 2082688 2169820 2185840 2259520 2513716 2603360 2896238 2993864 3018880 3142145 3471712 3497344 3742330 4339640 4371680 4519040 5027432 5206720 5792476 5987728 6284290 6943424 7240595 7484660 8679280 8743360 10054864 10413440 11584952 11975456 12568580 13886848 14481190 14969320 17358560 17486720 20109728 23169904 23950912 25137160 28962380 29938640 33306737 34717120 40219456 46339808 47901824 50274320 57924760 59877280 66613474 69434240 80438912 92679616 100548640 115849520 119754560 133226948 166533685 185359232 201097280 231699040 239509120 266453896 333067370 402194560 463398080 532907792 666134740 926796160 1065815584 1332269480 2131631168 2664538960 4263262336 5329077920 10658155840 21316311680
- Sum of all divisors σ(n): 54965433600
- Sum of proper divisors (its aliquot sum) s(n): 33649121920
- 21316311680 is an abundant number, because the sum of its proper divisors (33649121920) is greater than itself. Its abundance is 12332810240
Bases of 21316311680
- Binary: 100111101101000110100011010100000002
- Hexadecimal: 0x4F68D1A80
- Base-36: 9SJ6JCW
Squares and roots of 21316311680
- 21316311680 squared (213163116802) is 454385143638904422400
- 21316311680 cubed (213163116803) is 9685815344568456041608773632000
-
The
square root of 21316311680 is 146001.0673933585 -
The
cube root of 21316311680 is 2772.7072664289
Scales and comparisons
How big is 21316311680?- 21,316,311,680 seconds is equal to 677 years, 41 weeks, 1 day, 13 hours, 41 minutes, 20 seconds.
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To count from 1 to 21,316,311,680 would take you about one thousand, three hundred fifty-five 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 21316311680 cubic inches would be around 231.1 feet tall.
Recreational maths with 21316311680
- 21316311680 backwards is 08611361312
- 21316311680 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21316311680's digits is 32
- More coming soon!
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The information we have on file for 21316311680 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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