21309603840
21,309,603,840 is an even composite number composed of five prime numbers multiplied together.
21309603840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred sixty divisors.
Prime factorization of 21309603840:
214 × 32 × 5 × 7 × 4129
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 4129)See below for interesting mathematical facts about the number 21309603840 from the Numbermatics database.
Names of 21309603840
- Cardinal: 21309603840 can be written as Twenty-one billion, three hundred nine million, six hundred three thousand, eight hundred forty.
Scientific notation
- Scientific notation: 2.130960384 × 1010
Factors of 21309603840
Divisors of 21309603840
- Number of divisors d(n): 360
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 56 60 63 64 70 72 80 84 90 96 105 112 120 126 128 140 144 160 168 180 192 210 224 240 252 256 280 288 315 320 336 360 384 420 448 480 504 512 560 576 630 640 672 720 768 840 896 960 1008 1024 1120 1152 1260 1280 1344 1440 1536 1680 1792 1920 2016 2048 2240 2304 2520 2560 2688 2880 3072 3360 3584 3840 4032 4096 4129 4480 4608 5040 5120 5376 5760 6144 6720 7168 7680 8064 8192 8258 8960 9216 10080 10240 10752 11520 12288 12387 13440 14336 15360 16128 16384 16516 17920 18432 20160 20480 20645 21504 23040 24576 24774 26880 28672 28903 30720 32256 33032 35840 36864 37161 40320 40960 41290 43008 46080 49152 49548 53760 57344 57806 61440 61935 64512 66064 71680 73728 74322 80640 81920 82580 86016 86709 92160 99096 107520 114688 115612 122880 123870 129024 132128 143360 144515 147456 148644 161280 165160 172032 173418 184320 185805 198192 215040 231224 245760 247740 258048 260127 264256 286720 289030 297288 322560 330320 344064 346836 368640 371610 396384 430080 433545 462448 495480 516096 520254 528512 573440 578060 594576 645120 660640 693672 737280 743220 792768 860160 867090 924896 990960 1032192 1040508 1057024 1156120 1189152 1290240 1300635 1321280 1387344 1486440 1585536 1720320 1734180 1849792 1981920 2081016 2114048 2312240 2378304 2580480 2601270 2642560 2774688 2972880 3171072 3468360 3699584 3963840 4162032 4228096 4624480 4756608 5160960 5202540 5285120 5549376 5945760 6342144 6936720 7399168 7927680 8324064 8456192 9248960 9513216 10405080 10570240 11098752 11891520 12684288 13873440 14798336 15855360 16648128 16912384 18497920 19026432 20810160 21140480 22197504 23783040 25368576 27746880 29596672 31710720 33296256 33824768 36995840 38052864 41620320 42280960 44395008 47566080 50737152 55493760 59193344 63421440 66592512 67649536 73991680 76105728 83240640 84561920 88790016 95132160 101474304 110987520 118386688 126842880 133185024 147983360 152211456 166481280 169123840 177580032 190264320 202948608 221975040 236773376 253685760 266370048 295966720 304422912 332962560 338247680 355160064 380528640 443950080 473546752 507371520 532740096 591933440 608845824 665925120 710320128 761057280 887900160 1014743040 1065480192 1183866880 1331850240 1420640256 1522114560 1775800320 2130960384 2367733760 2663700480 3044229120 3551600640 4261920768 5327400960 7103201280 10654801920 21309603840
- Sum of all divisors σ(n): 84444491040
- Sum of proper divisors (its aliquot sum) s(n): 63134887200
- 21309603840 is an abundant number, because the sum of its proper divisors (63134887200) is greater than itself. Its abundance is 41825283360
Bases of 21309603840
- Binary: 100111101100010011011000000000000002
- Hexadecimal: 0x4F626C000
- Base-36: 9SF6RK0
Squares and roots of 21309603840
- 21309603840 squared (213096038402) is 454099215817742745600
- 21309603840 cubed (213096038403) is 9676674393130759551769903104000
-
The
square root of 21309603840 is 145978.0936990205 -
The
cube root of 21309603840 is 2772.4163964097
Scales and comparisons
How big is 21309603840?- 21,309,603,840 seconds is equal to 677 years, 30 weeks, 22 hours, 24 minutes.
-
To count from 1 to 21,309,603,840 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 21309603840 cubic inches would be around 231 feet tall.
Recreational maths with 21309603840
- 21309603840 backwards is 04830690312
- 21309603840 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21309603840's digits is 36
- More coming soon!
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The information we have on file for 21309603840 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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