21489718320
21,489,718,320 is an even composite number composed of six prime numbers multiplied together.
What does the number 21489718320 look like?
This visualization shows the relationship between its 6 prime factors (large circles) and 600 divisors.
21489718320 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of six hundred divisors.
Prime factorization of 21489718320:
24 × 32 × 5 × 74 × 31 × 401
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 31 × 401)See below for interesting mathematical facts about the number 21489718320 from the Numbermatics database.
Names of 21489718320
- Cardinal: 21489718320 can be written as Twenty-one billion, four hundred eighty-nine million, seven hundred eighteen thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.148971832 × 1010
Factors of 21489718320
Divisors of 21489718320
- Number of divisors d(n): 600
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 31 35 36 40 42 45 48 49 56 60 62 63 70 72 80 84 90 93 98 105 112 120 124 126 140 144 147 155 168 180 186 196 210 217 240 245 248 252 279 280 294 310 315 336 343 360 372 392 401 420 434 441 465 490 496 504 558 560 588 620 630 651 686 720 735 744 784 802 840 868 882 930 980 1008 1029 1085 1116 1176 1203 1240 1260 1302 1372 1395 1470 1488 1519 1604 1680 1715 1736 1764 1860 1953 1960 2005 2058 2170 2205 2232 2352 2401 2406 2480 2520 2604 2744 2790 2807 2940 3038 3087 3208 3255 3430 3472 3528 3609 3720 3906 3920 4010 4116 4340 4410 4464 4557 4802 4812 5040 5145 5208 5488 5580 5614 5880 6015 6076 6174 6416 6510 6860 7056 7203 7218 7440 7595 7812 8020 8232 8421 8680 8820 9114 9604 9624 9765 10290 10416 10633 11160 11228 11760 12005 12030 12152 12348 12431 13020 13671 13720 14035 14406 14436 15190 15435 15624 16040 16464 16842 17360 17640 18045 18228 19208 19248 19530 19649 20580 21266 21609 22320 22456 22785 24010 24060 24304 24696 24862 25263 26040 27342 27440 28070 28812 28872 30380 30870 31248 31899 32080 33684 35280 36015 36090 36456 37293 38416 39060 39298 41160 42105 42532 43218 44912 45570 48020 48120 49392 49724 50526 52080 53165 54684 56140 57624 57744 58947 60760 61740 62155 63798 67368 68355 72030 72180 72912 74431 74586 78120 78596 82320 84210 85064 86436 87017 91140 95697 96040 96240 98245 99448 101052 106330 108045 109368 111879 112280 115248 117894 121520 123480 124310 126315 127596 134736 136710 137543 144060 144360 148862 149172 156240 157192 159495 168420 170128 172872 174034 176841 182280 186465 191394 192080 196490 198896 202104 212660 216090 218736 223293 223758 224560 235788 246960 248620 252630 255192 261051 273420 275086 288120 288720 294735 297724 298344 314384 318990 336840 345744 348068 353682 364560 372155 372930 382788 392980 404208 412629 425320 432180 435085 446586 447516 471576 478485 497240 505260 510384 522102 546840 550172 559395 576240 589470 595448 596688 609119 637980 669879 673680 687715 696136 707364 744310 745860 765576 783153 785960 825258 850640 864360 870170 884205 893172 895032 943152 956970 962801 994480 1010520 1044204 1093680 1100344 1116465 1118790 1178940 1190896 1218238 1237887 1275960 1305255 1339758 1375430 1392272 1414728 1488620 1491720 1531152 1566306 1571920 1650516 1728720 1740340 1768410 1786344 1790064 1827357 1913940 1925602 2021040 2063145 2088408 2200688 2232930 2237580 2357880 2436476 2475774 2551920 2610510 2679516 2750860 2829456 2888403 2977240 2983440 3045595 3132612 3301032 3349395 3480680 3536820 3572688 3654714 3827880 3851204 3915765 4126290 4176816 4263833 4465860 4475160 4715760 4814005 4872952 4951548 5221020 5359032 5482071 5501720 5776806 5954480 6091190 6189435 6265224 6602064 6698790 6961360 7073640 7309428 7655760 7702408 7831530 8252580 8527666 8665209 8931720 8950320 9136785 9628010 9745904 9903096 10442040 10718064 10964142 11003440 11553612 12182380 12378870 12530448 12791499 13397580 14147280 14442015 14618856 15404816 15663060 16505160 17055332 17330418 17863440 18273570 19256020 19806192 20884080 21319165 21928284 23107224 24364760 24757740 25582998 26795160 27410355 28884030 29237712 29846831 31326120 33010320 34110664 34660836 36547140 38374497 38512040 42638330 43326045 43856568 46214448 48729520 49515480 51165996 53590320 54820710 57768060 59693662 62652240 63957495 68221328 69321672 73094280 76748994 77024080 85276660 86652090 87713136 89540493 99030960 102331992 109641420 115536120 119387324 127914990 138643344 146188560 149234155 153497988 170553320 173304180 179080986 191872485 204663984 219282840 231072240 238774648 255829980 268621479 298468310 306995976 341106640 346608360 358161972 383744970 438565680 447702465 477549296 511659960 537242958 596936620 613991952 693216720 716323944 767489940 895404930 1023319920 1074485916 1193873240 1343107395 1432647888 1534979880 1790809860 2148971832 2387746480 2686214790 3069959760 3581619720 4297943664 5372429580 7163239440 10744859160 21489718320
- Sum of all divisors σ(n): 87125530752
- Sum of proper divisors (its aliquot sum) s(n): 65635812432
- 21489718320 is an abundant number, because the sum of its proper divisors (65635812432) is greater than itself. Its abundance is 44146094112
Bases of 21489718320
- Binary: 101000000001110001100010100001100002
- Hexadecimal: 0x500E31430
- Base-36: 9VEF8S0
Squares and roots of 21489718320
- 21489718320 squared (214897183202) is 461807993472943622400
- 21489718320 cubed (214897183203) is 9924123697657956986616442368000
-
The
square root of 21489718320 is 146593.7185557417 -
The
cube root of 21489718320 is 2780.2055607707
Scales and comparisons
How big is 21489718320?- 21,489,718,320 seconds is equal to 683 years, 15 weeks, 6 days, 14 hours, 12 minutes.
-
To count from 1 to 21,489,718,320 would take you about one thousand, three hundred sixty-six 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 21489718320 cubic inches would be around 231.7 feet tall.
Recreational maths with 21489718320
- 21489718320 backwards is 02381798412
- 21489718320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21489718320's digits is 45
- More coming soon!
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