138996836440
138,996,836,440 is an even composite number composed of seven prime numbers multiplied together.
138996836440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 138996836440:
23 × 5 × 7 × 11 × 29 × 83 × 18749
(2 × 2 × 2 × 5 × 7 × 11 × 29 × 83 × 18749)See below for interesting mathematical facts about the number 138996836440 from the Numbermatics database.
Names of 138996836440
- Cardinal: 138996836440 can be written as One hundred thirty-eight billion, nine hundred ninety-six million, eight hundred thirty-six thousand, four hundred forty.
Scientific notation
- Scientific notation: 1.3899683644 × 1011
Factors of 138996836440
Divisors of 138996836440
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 7 8 10 11 14 20 22 28 29 35 40 44 55 56 58 70 77 83 88 110 116 140 145 154 166 203 220 232 280 290 308 319 332 385 406 415 440 580 581 616 638 664 770 812 830 913 1015 1160 1162 1276 1540 1595 1624 1660 1826 2030 2233 2324 2407 2552 2905 3080 3190 3320 3652 4060 4466 4565 4648 4814 5810 6380 6391 7304 8120 8932 9130 9628 11165 11620 12035 12760 12782 16849 17864 18260 18749 19256 22330 23240 24070 25564 26477 31955 33698 36520 37498 44660 48140 51128 52954 63910 67396 74996 84245 89320 93745 96280 105908 127820 131243 132385 134792 149992 168490 185339 187490 206239 211816 255640 262486 264770 336980 370678 374980 412478 524972 529540 543721 656215 673960 741356 749960 824956 926695 1031195 1049944 1059080 1087442 1312430 1443673 1482712 1556167 1649912 1853390 2062390 2174884 2624860 2718605 2887346 3112334 3706780 3806047 4124780 4349768 5249720 5437210 5774692 5980931 6224668 7218365 7413560 7612094 7780835 8249560 10874420 10893169 11549384 11961862 12449336 14436730 15224188 15561670 17117837 19030235 21748840 21786338 23923724 28873460 29904655 30448376 31123340 34235674 38060470 41866517 43572676 45128843 47847448 54465845 57746920 59809310 62246680 68471348 76120940 83733034 85589185 87145352 90257686 108931690 119618620 119824859 136942696 152241880 167466068 171178370 180515372 209332585 217863380 225644215 239237240 239649718 315901901 334932136 342356740 361030744 418665170 435726760 451288430 479299436 496417273 599124295 631803802 684713480 837330340 902576860 958598872 992834546 1198248590 1263607604 1579509505 1674660680 1805153720 1985669092 2396497180 2482086365 2527215208 3159019010 3474920911 3971338184 4792994360 4964172730 6318038020 6949841822 9928345460 12636076040 13899683644 17374604555 19856690920 27799367288 34749209110 69498418220 138996836440
- Sum of all divisors σ(n): 408240000000
- Sum of proper divisors (its aliquot sum) s(n): 269243163560
- 138996836440 is an abundant number, because the sum of its proper divisors (269243163560) is greater than itself. Its abundance is 130246327120
Bases of 138996836440
- Binary: 100000010111001101101101101000010110002
- Hexadecimal: 0x205CDB6858
- Base-36: 1RUR4LEG
Squares and roots of 138996836440
- 138996836440 squared (1389968364402) is 19320120540328111873600
- 138996836440 cubed (1389968364403) is 2685435634745070990028801153984000
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The
square root of 138996836440 is 372822.7949576043 -
The
cube root of 138996836440 is 5180.0621683727
Scales and comparisons
How big is 138996836440?- 138,996,836,440 seconds is equal to 4,419 years, 34 weeks, 5 days, 16 hours, 20 minutes, 40 seconds.
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To count from 1 to 138,996,836,440 would take you about eight thousand, eight hundred thirty-nine 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 138996836440 cubic inches would be around 431.7 feet tall.
Recreational maths with 138996836440
- 138996836440 backwards is 044638699831
- The number of decimal digits it has is: 12
- The sum of 138996836440's digits is 61
- More coming soon!
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