13920398720
13,920,398,720 is an even composite number composed of six prime numbers multiplied together.
13920398720 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 13920398720:
27 × 5 × 31 × 41 × 109 × 157
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 31 × 41 × 109 × 157)See below for interesting mathematical facts about the number 13920398720 from the Numbermatics database.
Names of 13920398720
- Cardinal: 13920398720 can be written as Thirteen billion, nine hundred twenty million, three hundred ninety-eight thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.392039872 × 1010
Factors of 13920398720
Divisors of 13920398720
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 16 20 31 32 40 41 62 64 80 82 109 124 128 155 157 160 164 205 218 248 310 314 320 328 410 436 496 545 620 628 640 656 785 820 872 992 1090 1240 1256 1271 1312 1570 1640 1744 1984 2180 2480 2512 2542 2624 3140 3280 3379 3488 3968 4360 4469 4867 4960 5024 5084 5248 6280 6355 6437 6560 6758 6976 8720 8938 9734 9920 10048 10168 12560 12710 12874 13120 13516 13952 16895 17113 17440 17876 19468 19840 20096 20336 22345 24335 25120 25420 25748 26240 27032 32185 33790 34226 34880 35752 38936 40672 44690 48670 50240 50840 51496 54064 64370 67580 68452 69760 71504 77872 81344 85565 89380 97340 100480 101680 102992 108128 128740 135160 136904 138539 143008 155744 162688 171130 178760 194680 199547 203360 205984 216256 257480 270320 273808 277078 286016 311488 342260 357520 389360 399094 406720 411968 432512 514960 530503 540640 547616 554156 572032 622976 684520 692695 701633 715040 778720 798188 813440 823936 997735 1029920 1061006 1081280 1095232 1108312 1369040 1385390 1403266 1430080 1557440 1596376 1995470 2059840 2122012 2162560 2190464 2216624 2652515 2738080 2770780 2806532 2860160 3114880 3192752 3508165 3990940 4119680 4244024 4433248 5305030 5476160 5541560 5613064 6385504 7016330 7981880 8488048 8866496 10610060 10952320 11083120 11226128 12771008 14032660 15963760 16976096 17732992 21220120 21750623 22166240 22452256 25542016 28065320 31927520 33952192 42440240 43501246 44332480 44904512 56130640 63855040 67904384 84880480 87002492 88664960 89809024 108753115 112261280 127710080 169760960 174004984 217506230 224522560 339521920 348009968 435012460 449045120 696019936 870024920 1392039872 1740049840 2784079744 3480099680 6960199360 13920398720
- Sum of all divisors σ(n): 35738841600
- Sum of proper divisors (its aliquot sum) s(n): 21818442880
- 13920398720 is an abundant number, because the sum of its proper divisors (21818442880) is greater than itself. Its abundance is 7898044160
Bases of 13920398720
- Binary: 11001111011011100001101101100000002
- Hexadecimal: 0x33DB86D80
- Base-36: 6E7UGE8
Squares and roots of 13920398720
- 13920398720 squared (139203987202) is 193777500523777638400
- 13920398720 cubed (139203987203) is 2697460070255993567147982848000
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The
square root of 13920398720 is 117984.7393521721 -
The
cube root of 13920398720 is 2405.5657125039
Scales and comparisons
How big is 13920398720?- 13,920,398,720 seconds is equal to 442 years, 32 weeks, 3 days, 17 hours, 25 minutes, 20 seconds.
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To count from 1 to 13,920,398,720 would take you about eight hundred eighty-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 13920398720 cubic inches would be around 200.5 feet tall.
Recreational maths with 13920398720
- 13920398720 backwards is 02789302931
- The number of decimal digits it has is: 11
- The sum of 13920398720's digits is 44
- More coming soon!
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