Base | Representation |
---|---|
bin | 1101101100000110100101… |
… | …0000011001001101011111 |
3 | 1222021220010011021010110011 |
4 | 3123001221100121031133 |
5 | 3433100111303413211 |
6 | 52002253001424051 |
7 | 3112265010136633 |
oct | 333015120311537 |
9 | 58256104233404 |
10 | 15051331310431 |
11 | 4883263156889 |
12 | 183107049b027 |
13 | 852446a3aa50 |
14 | 3a06b9d56dc3 |
15 | 1b17bdd31921 |
hex | db06941935f |
15051331310431 has 8 divisors (see below), whose sum is σ = 16209198107424. Its totient is φ = 13893474810720.
The previous prime is 15051331310419. The next prime is 15051331310447. The reversal of 15051331310431 is 13401313315051.
15051331310431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 15051331310431 - 25 = 15051331310399 is a prime.
It is a super-2 number, since 2×150513313104312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15051331310393 and 15051331310402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15051331310461) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 607110 + ... + 5520076.
It is an arithmetic number, because the mean of its divisors is an integer number (2026149763428).
Almost surely, 215051331310431 is an apocalyptic number.
15051331310431 is a deficient number, since it is larger than the sum of its proper divisors (1157866796993).
15051331310431 is a wasteful number, since it uses less digits than its factorization.
15051331310431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5148641.
The product of its (nonzero) digits is 8100, while the sum is 31.
Adding to 15051331310431 its reverse (13401313315051), we get a palindrome (28452644625482).
The spelling of 15051331310431 in words is "fifteen trillion, fifty-one billion, three hundred thirty-one million, three hundred ten thousand, four hundred thirty-one".
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