61385163450
61,385,163,450 is an even composite number composed of seven prime numbers multiplied together.
61385163450 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 61385163450:
2 × 3 × 52 × 13 × 23 × 73 × 18749
(2 × 3 × 5 × 5 × 13 × 23 × 73 × 18749)See below for interesting mathematical facts about the number 61385163450 from the Numbermatics database.
Names of 61385163450
- Cardinal: 61385163450 can be written as Sixty-one billion, three hundred eighty-five million, one hundred sixty-three thousand, four hundred fifty.
Scientific notation
- Scientific notation: 6.138516345 × 1010
Factors of 61385163450
Divisors of 61385163450
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 5 6 10 13 15 23 25 26 30 39 46 50 65 69 73 75 78 115 130 138 146 150 195 219 230 299 325 345 365 390 438 575 598 650 690 730 897 949 975 1095 1150 1495 1679 1725 1794 1825 1898 1950 2190 2847 2990 3358 3450 3650 4485 4745 5037 5475 5694 7475 8395 8970 9490 10074 10950 14235 14950 16790 18749 21827 22425 23725 25185 28470 37498 41975 43654 44850 47450 50370 56247 65481 71175 83950 93745 109135 112494 125925 130962 142350 187490 218270 243737 251850 281235 327405 431227 468725 487474 545675 562470 654810 731211 862454 937450 1091350 1218685 1293681 1368677 1406175 1462422 1637025 2156135 2437370 2587362 2737354 2812350 3274050 3656055 4106031 4312270 5605951 6093425 6468405 6843385 7312110 8212062 10780675 11211902 12186850 12936810 13686770 16817853 17792801 18280275 20530155 21561350 28029755 31479571 32342025 33635706 34216925 35585602 36560550 41060310 53378403 56059510 62959142 64684050 68433850 84089265 88964005 94438713 102650775 106756806 140148775 157397855 168178530 177928010 188877426 205301550 266892015 280297550 314795710 409234423 420446325 444820025 472193565 533784030 786989275 818468846 840892650 889640050 944387130 1227703269 1334460075 1573978550 2046172115 2360967825 2455406538 2668920150 4092344230 4721935650 6138516345 10230860575 12277032690 20461721150 30692581725 61385163450
- Sum of all divisors σ(n): 173426400000
- Sum of proper divisors (its aliquot sum) s(n): 112041236550
- 61385163450 is an abundant number, because the sum of its proper divisors (112041236550) is greater than itself. Its abundance is 50656073100
Bases of 61385163450
- Binary: 1110010010101101011101000010101110102
- Hexadecimal: 0xE4AD742BA
- Base-36: S775396
Squares and roots of 61385163450
- 61385163450 squared (613851634502) is 3768138291783215902500
- 61385163450 cubed (613851634503) is 231307784943316500141601763625000
-
The
square root of 61385163450 is 247760.2943370871 -
The
cube root of 61385163450 is 3944.7650236497
Scales and comparisons
How big is 61385163450?- 61,385,163,450 seconds is equal to 1,951 years, 44 weeks, 4 days, 10 hours, 17 minutes, 30 seconds.
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To count from 1 to 61,385,163,450 would take you about three thousand, nine hundred three 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 61385163450 cubic inches would be around 328.7 feet tall.
Recreational maths with 61385163450
- 61385163450 backwards is 05436158316
- The number of decimal digits it has is: 11
- The sum of 61385163450's digits is 42
- More coming soon!
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