Base | Representation |
---|---|
bin | 1000010001000001011… |
… | …1000010111011001001 |
3 | 111120112210212001012021 |
4 | 2010100113002323021 |
5 | 4311313122210023 |
6 | 145123204444441 |
7 | 13155046314433 |
oct | 2042027027311 |
9 | 446483761167 |
10 | 142008397513 |
11 | 552530469a4 |
12 | 236323a9721 |
13 | 105119b96a8 |
14 | 6c32271653 |
15 | 3a621e235d |
hex | 21105c2ec9 |
142008397513 has 2 divisors, whose sum is σ = 142008397514. Its totient is φ = 142008397512.
The previous prime is 142008397511. The next prime is 142008397523. The reversal of 142008397513 is 315793800241.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 139149142729 + 2859254784 = 373027^2 + 53472^2 .
It is a cyclic number.
It is not a de Polignac number, because 142008397513 - 21 = 142008397511 is a prime.
Together with 142008397511, it forms a pair of twin primes.
It is a self number, because there is not a number n which added to its sum of digits gives 142008397513.
It is not a weakly prime, because it can be changed into another prime (142008397511) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71004198756 + 71004198757.
It is an arithmetic number, because the mean of its divisors is an integer number (71004198757).
Almost surely, 2142008397513 is an apocalyptic number.
It is an amenable number.
142008397513 is a deficient number, since it is larger than the sum of its proper divisors (1).
142008397513 is an equidigital number, since it uses as much as digits as its factorization.
142008397513 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 181440, while the sum is 43.
The spelling of 142008397513 in words is "one hundred forty-two billion, eight million, three hundred ninety-seven thousand, five hundred thirteen".
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