399213855920
399,213,855,920 is an even composite number composed of six prime numbers multiplied together.
399213855920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 399213855920:
24 × 5 × 11 × 31 × 67 × 218417
(2 × 2 × 2 × 2 × 5 × 11 × 31 × 67 × 218417)See below for interesting mathematical facts about the number 399213855920 from the Numbermatics database.
Names of 399213855920
- Cardinal: 399213855920 can be written as Three hundred ninety-nine billion, two hundred thirteen million, eight hundred fifty-five thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.9921385592 × 1011
Factors of 399213855920
Divisors of 399213855920
- Number of divisors d(n): 160
-
Complete list of divisors:
1 2 4 5 8 10 11 16 20 22 31 40 44 55 62 67 80 88 110 124 134 155 176 220 248 268 310 335 341 440 496 536 620 670 682 737 880 1072 1240 1340 1364 1474 1705 2077 2480 2680 2728 2948 3410 3685 4154 5360 5456 5896 6820 7370 8308 10385 11792 13640 14740 16616 20770 22847 27280 29480 33232 41540 45694 58960 83080 91388 114235 166160 182776 218417 228470 365552 436834 456940 873668 913880 1092085 1747336 1827760 2184170 2402587 3494672 4368340 4805174 6770927 8736680 9610348 12012935 13541854 14633939 17473360 19220696 24025870 27083708 29267878 33854635 38441392 48051740 54167416 58535756 67709270 73169695 74480197 96103480 108334832 117071512 135418540 146339390 148960394 160973329 192206960 234143024 270837080 292678780 297920788 321946658 372400985 453652109 541674160 585357560 595841576 643893316 744801970 804866645 907304218 1170715120 1191683152 1287786632 1489603940 1609733290 1814608436 2268260545 2575573264 2979207880 3219466580 3629216872 4536521090 4990173199 5958415760 6438933160 7258433744 9073042180 9980346398 12877866320 18146084360 19960692796 24950865995 36292168720 39921385592 49901731990 79842771184 99803463980 199606927960 399213855920
- Sum of all divisors σ(n): 1060819531776
- Sum of proper divisors (its aliquot sum) s(n): 661605675856
- 399213855920 is an abundant number, because the sum of its proper divisors (661605675856) is greater than itself. Its abundance is 262391819936
Bases of 399213855920
- Binary: 1011100111100110000000000000100101100002
- Hexadecimal: 0x5CF30004B0
- Base-36: 53E9MENK
Squares and roots of 399213855920
- 399213855920 squared (3992138559202) is 159371702758514519046400
- 399213855920 cubed (3992138559203) is 63623391982762681759817625394688000
-
The
square root of 399213855920 is 631833.7248992017 -
The
cube root of 399213855920 is 7363.2328656593
Scales and comparisons
How big is 399213855920?- 399,213,855,920 seconds is equal to 12,693 years, 39 weeks, 5 days, 17 hours, 45 minutes, 20 seconds.
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To count from 1 to 399,213,855,920 would take you about twenty-five thousand, three hundred eighty-seven 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 399213855920 cubic inches would be around 613.6 feet tall.
Recreational maths with 399213855920
- 399213855920 backwards is 029558312993
- The number of decimal digits it has is: 12
- The sum of 399213855920's digits is 56
- More coming soon!
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