13945478820
13,945,478,820 is an even composite number composed of seven prime numbers multiplied together.
13945478820 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 13945478820:
22 × 3 × 5 × 7 × 13 × 292 × 3037
(2 × 2 × 3 × 5 × 7 × 13 × 29 × 29 × 3037)See below for interesting mathematical facts about the number 13945478820 from the Numbermatics database.
Names of 13945478820
- Cardinal: 13945478820 can be written as Thirteen billion, nine hundred forty-five million, four hundred seventy-eight thousand, eight hundred twenty.
Scientific notation
- Scientific notation: 1.394547882 × 1010
Factors of 13945478820
Divisors of 13945478820
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 29 30 35 39 42 52 58 60 65 70 78 84 87 91 105 116 130 140 145 156 174 182 195 203 210 260 273 290 348 364 377 390 406 420 435 455 546 580 609 754 780 812 841 870 910 1015 1092 1131 1218 1365 1508 1682 1740 1820 1885 2030 2262 2436 2523 2639 2730 3037 3045 3364 3770 4060 4205 4524 5046 5278 5460 5655 5887 6074 6090 7540 7917 8410 9111 10092 10556 10933 11310 11774 12148 12180 12615 13195 15185 15834 16820 17661 18222 21259 21866 22620 23548 25230 26390 29435 30370 31668 32799 35322 36444 39481 39585 42518 43732 45555 50460 52780 54665 58870 60740 63777 65598 70644 76531 78962 79170 85036 88073 88305 91110 106295 109330 117740 118443 127554 131196 153062 157924 158340 163995 176146 176610 182220 197405 212590 218660 229593 236886 255108 264219 276367 306124 318885 327990 352292 353220 382655 394810 425180 440365 459186 473772 528438 552734 592215 616511 637770 655980 765310 789620 829101 880730 918372 1056876 1105468 1144949 1147965 1184430 1233022 1275540 1321095 1381835 1530620 1658202 1761460 1849533 2289898 2295930 2368860 2466044 2554117 2642190 2763670 3082555 3316404 3434847 3699066 4145505 4579796 4591860 5108234 5284380 5527340 5724745 6165110 6869694 7398132 7662351 8014643 8291010 9247665 10216468 11449490 12330220 12770585 13739388 15324702 16029286 16582020 17174235 17878819 18495330 22898980 24043929 25541170 30649404 32058572 33203521 34348470 35757638 36990660 38311755 40073215 48087858 51082340 53636457 66407042 68696940 71515276 76623510 80146430 89394095 96175716 99610563 107272914 120219645 132814084 153247020 160292860 166017605 178788190 199221126 214545828 232424647 240439290 268182285 332035210 357576380 398442252 464849294 480878580 498052815 536364570 664070420 697273941 929698588 996105630 1072729140 1162123235 1394547882 1992211260 2324246470 2789095764 3486369705 4648492940 6972739410 13945478820
- Sum of all divisors σ(n): 49788979968
- Sum of proper divisors (its aliquot sum) s(n): 35843501148
- 13945478820 is an abundant number, because the sum of its proper divisors (35843501148) is greater than itself. Its abundance is 21898022328
Bases of 13945478820
- Binary: 11001111110011011100011110101001002
- Hexadecimal: 0x33F371EA4
- Base-36: 6EMS0BO
Squares and roots of 13945478820
- 13945478820 squared (139454788202) is 194476379519068592400
- 13945478820 cubed (139454788203) is 2712066231573452841441412968000
-
The
square root of 13945478820 is 118090.9768779985 -
The
cube root of 13945478820 is 2407.0095320665
Scales and comparisons
How big is 13945478820?- 13,945,478,820 seconds is equal to 443 years, 22 weeks, 7 minutes.
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To count from 1 to 13,945,478,820 would take you about eight hundred eighty-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 13945478820 cubic inches would be around 200.6 feet tall.
Recreational maths with 13945478820
- 13945478820 backwards is 02887454931
- The number of decimal digits it has is: 11
- The sum of 13945478820's digits is 51
- More coming soon!
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