Base | Representation |
---|---|
bin | 11010010101011001… |
… | …01100010000000001 |
3 | 1100111022101111022102 |
4 | 31022230230100001 |
5 | 212423330201312 |
6 | 10254525120145 |
7 | 1010233064102 |
oct | 151254542001 |
9 | 40438344272 |
10 | 14138131457 |
11 | 5aa567446a |
12 | 28a69b9055 |
13 | 1444113878 |
14 | 9819923a9 |
15 | 57b31aec2 |
hex | 34ab2c401 |
14138131457 has 8 divisors (see below), whose sum is σ = 14522460456. Its totient is φ = 13753919232.
The previous prime is 14138131451. The next prime is 14138131499. The reversal of 14138131457 is 75413183141.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 8430177856 + 5707953601 = 91816^2 + 75551^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 14138131457 - 212 = 14138127361 is a prime.
It is a super-2 number, since 2×141381314572 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 14138131457.
It is not an unprimeable number, because it can be changed into a prime (14138131451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252713 + ... + 303545.
It is an arithmetic number, because the mean of its divisors is an integer number (1815307557).
Almost surely, 214138131457 is an apocalyptic number.
It is an amenable number.
14138131457 is a deficient number, since it is larger than the sum of its proper divisors (384328999).
14138131457 is an equidigital number, since it uses as much as digits as its factorization.
14138131457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58387.
The product of its digits is 40320, while the sum is 38.
The spelling of 14138131457 in words is "fourteen billion, one hundred thirty-eight million, one hundred thirty-one thousand, four hundred fifty-seven".
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