399990415242
399,990,415,242 is an even composite number composed of six prime numbers multiplied together.
399990415242 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 399990415242:
2 × 3 × 11 × 19 × 61 × 5229043
See below for interesting mathematical facts about the number 399990415242 from the Numbermatics database.
Names of 399990415242
- Cardinal: 399990415242 can be written as Three hundred ninety-nine billion, nine hundred ninety million, four hundred fifteen thousand, two hundred forty-two.
Scientific notation
- Scientific notation: 3.99990415242 × 1011
Factors of 399990415242
Divisors of 399990415242
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 3 6 11 19 22 33 38 57 61 66 114 122 183 209 366 418 627 671 1159 1254 1342 2013 2318 3477 4026 6954 12749 25498 38247 76494 5229043 10458086 15687129 31374258 57519473 99351817 115038946 172558419 198703634 298055451 318971623 345116838 596110902 637943246 956914869 1092869987 1913829738 2185739974 3278609961 3508687853 6060460837 6557219922 7017375706 10526063559 12120921674 18181382511 21052127118 36362765022 66665069207 133330138414 199995207621 399990415242
- Sum of all divisors σ(n): 933698096640
- Sum of proper divisors (its aliquot sum) s(n): 533707681398
- 399990415242 is an abundant number, because the sum of its proper divisors (533707681398) is greater than itself. Its abundance is 133717266156
Bases of 399990415242
- Binary: 1011101001000010100100101011111100010102
- Hexadecimal: 0x5D21495F8A
- Base-36: 53R3YRNU
Squares and roots of 399990415242
- 399990415242 squared (3999904152422) is 159992332285467585918564
- 399990415242 cubed (3999904152423) is 63995399426400222573697726356352488
-
The
square root of 399990415242 is 632447.9545717577 -
The
cube root of 399990415242 is 7368.0041458935
Scales and comparisons
How big is 399990415242?- 399,990,415,242 seconds is equal to 12,718 years, 23 weeks, 5 days, 16 hours, 40 minutes, 42 seconds.
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To count from 1 to 399,990,415,242 would take you about twenty-five thousand, four hundred thirty-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 399990415242 cubic inches would be around 614 feet tall.
Recreational maths with 399990415242
- 399990415242 backwards is 242514099993
- 399990415242 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 399990415242's digits is 57
- More coming soon!
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