12915024720
12,915,024,720 is an even composite number composed of seven prime numbers multiplied together.
12915024720 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 12915024720:
24 × 3 × 5 × 13 × 29 × 47 × 3037
(2 × 2 × 2 × 2 × 3 × 5 × 13 × 29 × 47 × 3037)See below for interesting mathematical facts about the number 12915024720 from the Numbermatics database.
Names of 12915024720
- Cardinal: 12915024720 can be written as Twelve billion, nine hundred fifteen million, twenty-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.291502472 × 1010
Factors of 12915024720
Divisors of 12915024720
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 29 30 39 40 47 48 52 58 60 65 78 80 87 94 104 116 120 130 141 145 156 174 188 195 208 232 235 240 260 282 290 312 348 376 377 390 435 464 470 520 564 580 611 624 696 705 752 754 780 870 940 1040 1128 1131 1160 1222 1363 1392 1410 1508 1560 1740 1833 1880 1885 2256 2262 2320 2444 2726 2820 3016 3037 3055 3120 3480 3666 3760 3770 4089 4524 4888 5452 5640 5655 6032 6074 6110 6815 6960 7332 7540 8178 9048 9111 9165 9776 10904 11280 11310 12148 12220 13630 14664 15080 15185 16356 17719 18096 18222 18330 20445 21808 22620 24296 24440 27260 29328 30160 30370 32712 35438 36444 36660 39481 40890 45240 45555 48592 48880 53157 54520 60740 65424 70876 72888 73320 78962 81780 88073 88595 90480 91110 106314 109040 118443 121480 141752 142739 145776 146640 157924 163560 176146 177190 182220 197405 212628 236886 242960 264219 265785 283504 285478 315848 327120 352292 354380 364440 394810 425256 428217 440365 473772 528438 531570 570956 592215 631696 704584 708760 713695 728880 789620 850512 856434 880730 947544 1056876 1063140 1141912 1144949 1184430 1321095 1409168 1417520 1427390 1579240 1712868 1761460 1855607 1895088 2113752 2126280 2141085 2283824 2289898 2368860 2642190 2854780 3158480 3425736 3434847 3522920 3711214 4139431 4227504 4252560 4282170 4579796 4737720 5284380 5566821 5709560 5724745 6851472 6869694 7045840 7422428 8278862 8564340 9159592 9278035 9475440 10568760 11133642 11419120 11449490 12418293 13739388 14844856 16557724 17128680 17174235 18319184 18556070 20697155 21137520 22267284 22898980 24836586 27478776 27834105 29689712 33115448 34257360 34348470 37112140 41394310 44534568 45797960 49673172 53812603 54957552 55668210 62091465 66230896 68696940 74224280 82788620 89069136 91595920 99346344 107625206 111336420 124182930 137393880 148448560 161437809 165577240 198692688 215250412 222672840 248365860 269063015 274787760 322875618 331154480 430500824 445345680 496731720 538126030 645751236 807189045 861001648 993463440 1076252060 1291502472 1614378090 2152504120 2583004944 3228756180 4305008240 6457512360 12915024720
- Sum of all divisors σ(n): 45567083520
- Sum of proper divisors (its aliquot sum) s(n): 32652058800
- 12915024720 is an abundant number, because the sum of its proper divisors (32652058800) is greater than itself. Its abundance is 19737034080
Bases of 12915024720
- Binary: 11000000011100101110100011010100002
- Hexadecimal: 0x301CBA350
- Base-36: 5XL9SUO
Squares and roots of 12915024720
- 12915024720 squared (129150247202) is 166797863518211078400
- 12915024720 cubed (129150247203) is 2154198530580882247713858048000
-
The
square root of 12915024720 is 113644.2903097203 -
The
cube root of 12915024720 is 2346.2002708541
Scales and comparisons
How big is 12915024720?- 12,915,024,720 seconds is equal to 410 years, 34 weeks, 1 day, 10 hours, 52 minutes.
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To count from 1 to 12,915,024,720 would take you about eight hundred twenty-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 12915024720 cubic inches would be around 195.5 feet tall.
Recreational maths with 12915024720
- 12915024720 backwards is 02742051921
- The number of decimal digits it has is: 11
- The sum of 12915024720's digits is 33
- More coming soon!
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