21408574320
21,408,574,320 is an even composite number composed of six prime numbers multiplied together.
21408574320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21408574320:
24 × 33 × 5 × 72 × 67 × 3019
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 7 × 67 × 3019)See below for interesting mathematical facts about the number 21408574320 from the Numbermatics database.
Names of 21408574320
- Cardinal: 21408574320 can be written as Twenty-one billion, four hundred eight million, five hundred seventy-four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.140857432 × 1010
Factors of 21408574320
Divisors of 21408574320
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 27 28 30 35 36 40 42 45 48 49 54 56 60 63 67 70 72 80 84 90 98 105 108 112 120 126 134 135 140 144 147 168 180 189 196 201 210 216 240 245 252 268 270 280 294 315 335 336 360 378 392 402 420 432 441 469 490 504 536 540 560 588 603 630 670 720 735 756 784 804 840 882 938 945 980 1005 1008 1072 1080 1176 1206 1260 1323 1340 1407 1470 1512 1608 1680 1764 1809 1876 1890 1960 2010 2160 2205 2345 2352 2412 2520 2646 2680 2814 2940 3015 3019 3024 3216 3283 3528 3618 3752 3780 3920 4020 4221 4410 4690 4824 5040 5292 5360 5628 5880 6030 6038 6566 6615 7035 7056 7236 7504 7560 8040 8442 8820 9045 9057 9380 9648 9849 10584 11256 11760 12060 12076 12663 13132 13230 14070 14472 15095 15120 16080 16415 16884 17640 18090 18114 18760 19698 21105 21133 21168 22512 24120 24152 25326 26264 26460 27171 28140 28944 29547 30190 32830 33768 35280 36180 36228 37520 39396 42210 42266 45285 48240 48304 49245 50652 52528 52920 54342 56280 59094 60380 63315 63399 65660 67536 72360 72456 78792 81513 84420 84532 88641 90570 98490 101304 105665 105840 108684 112560 118188 120760 126630 126798 131320 135855 144720 144912 147735 147931 157584 163026 168840 169064 177282 181140 190197 196980 202273 202608 211330 217368 236376 241520 253260 253596 262640 271710 295470 295862 316995 326052 337680 338128 354564 362280 380394 393960 404546 407565 422660 434736 443205 443793 472752 506520 507192 543420 570591 590940 591724 606819 633990 652104 709128 724560 739655 760788 787920 809092 815130 845320 886410 887586 950985 1011365 1013040 1014384 1086840 1141182 1181880 1183448 1213638 1267980 1304208 1331379 1415911 1418256 1479310 1521576 1618184 1630260 1690640 1772820 1775172 1820457 1901970 2022730 2173680 2218965 2282364 2363760 2366896 2427276 2535960 2662758 2831822 2852955 2958620 3034095 3043152 3236368 3260520 3545640 3550344 3640914 3803940 3994137 4045460 4247733 4437930 4564728 4854552 5071920 5325516 5461371 5663644 5705910 5917240 6068190 6521040 6656895 7079555 7091280 7100688 7281828 7607880 7988274 8090920 8495466 8875860 9102285 9129456 9709104 9911377 10651032 10922742 11327288 11411820 11834480 12136380 12743199 13313790 14159110 14563656 15215760 15976548 16181840 16990932 17751720 18204570 19822754 19970685 21238665 21302064 21845484 22654576 22823640 24272760 25486398 26627580 27306855 28318220 29127312 29734131 31953096 33981864 35503440 36409140 38229597 39645508 39941370 42477330 43690968 45647280 48545520 49556885 50972796 53255160 54613710 56636440 59468262 63715995 63906192 67963728 72818280 76459194 79291016 79882740 84954660 87381936 89202393 99113770 101945592 106510320 109227420 113272880 118936524 127431990 145636560 148670655 152918388 158582032 159765480 169909320 178404786 191147985 198227540 203891184 218454840 237873048 254863980 267607179 297341310 305836776 319530960 339818640 356809572 382295970 396455080 436909680 446011965 475746096 509727960 535214358 594682620 611673552 713619144 764591940 792910160 892023930 1019455920 1070428716 1189365240 1338035895 1427238288 1529183880 1784047860 2140857432 2378730480 2676071790 3058367760 3568095720 4281714864 5352143580 7136191440 10704287160 21408574320
- Sum of all divisors σ(n): 87089068800
- Sum of proper divisors (its aliquot sum) s(n): 65680494480
- 21408574320 is an abundant number, because the sum of its proper divisors (65680494480) is greater than itself. Its abundance is 44271920160
Bases of 21408574320
- Binary: 100111111000000110011101011011100002
- Hexadecimal: 0x4FC0CEB70
- Base-36: 9U241O0
Squares and roots of 21408574320
- 21408574320 squared (214085743202) is 458327054414963462400
- 21408574320 cubed (214085743203) is 9812128807309429404874925568000
-
The
square root of 21408574320 is 146316.6918707501 -
The
cube root of 21408574320 is 2776.7018457829
Scales and comparisons
How big is 21408574320?- 21,408,574,320 seconds is equal to 680 years, 37 weeks, 5 days, 10 hours, 12 minutes.
-
To count from 1 to 21,408,574,320 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 21408574320 cubic inches would be around 231.4 feet tall.
Recreational maths with 21408574320
- 21408574320 backwards is 02347580412
- 21408574320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21408574320's digits is 36
- More coming soon!
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