21429855360
21,429,855,360 is an even composite number composed of six prime numbers multiplied together.
21429855360 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21429855360:
27 × 32 × 5 × 37 × 193 × 521
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 37 × 193 × 521)See below for interesting mathematical facts about the number 21429855360 from the Numbermatics database.
Names of 21429855360
- Cardinal: 21429855360 can be written as Twenty-one billion, four hundred twenty-nine million, eight hundred fifty-five thousand, three hundred sixty.
Scientific notation
- Scientific notation: 2.142985536 × 1010
Factors of 21429855360
Divisors of 21429855360
- Number of divisors d(n): 384
-
Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 37 40 45 48 60 64 72 74 80 90 96 111 120 128 144 148 160 180 185 192 193 222 240 288 296 320 333 360 370 384 386 444 480 521 555 576 579 592 640 666 720 740 772 888 960 965 1042 1110 1152 1158 1184 1332 1440 1480 1544 1563 1665 1737 1776 1920 1930 2084 2220 2316 2368 2605 2664 2880 2895 2960 3088 3126 3330 3474 3552 3860 4168 4440 4632 4689 4736 5210 5328 5760 5790 5920 6176 6252 6660 6948 7104 7141 7720 7815 8336 8685 8880 9264 9378 10420 10656 11580 11840 12352 12504 13320 13896 14208 14282 15440 15630 16672 17370 17760 18528 18756 19277 20840 21312 21423 23160 23445 23680 24704 25008 26640 27792 28564 30880 31260 33344 34740 35520 35705 37056 37512 38554 41680 42624 42846 46320 46890 50016 53280 55584 57128 57831 61760 62520 64269 66688 69480 71040 71410 74112 75024 77108 83360 85692 92640 93780 96385 100032 100553 106560 107115 111168 114256 115662 123520 125040 128538 138960 142820 150048 154216 166720 171384 173493 185280 187560 192770 200064 201106 213120 214230 222336 228512 231324 250080 257076 277920 285640 289155 300096 301659 308432 321345 333440 342768 346986 370560 375120 385540 402212 428460 457024 462648 500160 502765 514152 555840 571280 578310 600192 603318 616864 642690 685536 693972 750240 771080 804424 856920 867465 904977 914048 925296 1000320 1005530 1028304 1111680 1142560 1156620 1206636 1233728 1285380 1371072 1387944 1500480 1508295 1542160 1608848 1713840 1734930 1809954 1850592 2011060 2056608 2285120 2313240 2413272 2467456 2570760 2742144 2775888 3000960 3016590 3084320 3217696 3427680 3469860 3619908 3701184 3720461 4022120 4113216 4524885 4570240 4626480 4826544 5141520 5551776 6033180 6168640 6435392 6855360 6939720 7239816 7402368 7440922 8044240 8226432 9049770 9252960 9653088 10283040 11103552 11161383 12066360 12337280 12870784 13710720 13879440 14479632 14881844 16088480 18099540 18505920 18602305 19306176 20566080 22207104 22322766 24132720 27758880 28959264 29763688 32176960 33484149 36199080 37011840 37204610 38612352 41132160 44645532 48265440 55517760 55806915 57918528 59527376 64353920 66968298 72398160 74409220 89291064 96530880 111035520 111613830 115837056 119054752 133936596 144796320 148818440 167420745 178582128 193061760 223227660 238109504 267873192 289592640 297636880 334841490 357164256 446455320 476219008 535746384 579185280 595273760 669682980 714328512 892910640 1071492768 1190547520 1339365960 1428657024 1785821280 2142985536 2381095040 2678731920 3571642560 4285971072 5357463840 7143285120 10714927680 21429855360
- Sum of all divisors σ(n): 76540379760
- Sum of proper divisors (its aliquot sum) s(n): 55110524400
- 21429855360 is an abundant number, because the sum of its proper divisors (55110524400) is greater than itself. Its abundance is 33680669040
Bases of 21429855360
- Binary: 100111111010101000110100100100000002
- Hexadecimal: 0x4FD51A480
- Base-36: 9UES680
Squares and roots of 21429855360
- 21429855360 squared (214298553602) is 459238700750520729600
- 21429855360 cubed (214298553603) is 9841418932797982680009670656000
-
The
square root of 21429855360 is 146389.3963373031 -
The
cube root of 21429855360 is 2777.6215946225
Scales and comparisons
How big is 21429855360?- 21,429,855,360 seconds is equal to 681 years, 20 weeks, 6 days, 17 hours, 36 minutes.
-
To count from 1 to 21,429,855,360 would take you about one thousand, three hundred sixty-two 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 21429855360 cubic inches would be around 231.5 feet tall.
Recreational maths with 21429855360
- 21429855360 backwards is 06355892412
- 21429855360 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21429855360's digits is 45
- More coming soon!
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