Base | Representation |
---|---|
bin | 110100100010001000… |
… | …100101010010000001 |
3 | 12101121010012012100020 |
4 | 310202020211102001 |
5 | 1411010224000144 |
6 | 41525123044053 |
7 | 4034552500023 |
oct | 644210452201 |
9 | 171533165306 |
10 | 56407250049 |
11 | 21a16470927 |
12 | ab22810629 |
13 | 541c318047 |
14 | 2a31670013 |
15 | 1702124419 |
hex | d22225481 |
56407250049 has 4 divisors (see below), whose sum is σ = 75209666736. Its totient is φ = 37604833364.
The previous prime is 56407250047. The next prime is 56407250083. The reversal of 56407250049 is 94005270465.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 56407250049 - 21 = 56407250047 is a prime.
It is not an unprimeable number, because it can be changed into a prime (56407250047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9401208339 + ... + 9401208344.
It is an arithmetic number, because the mean of its divisors is an integer number (18802416684).
Almost surely, 256407250049 is an apocalyptic number.
It is an amenable number.
56407250049 is a deficient number, since it is larger than the sum of its proper divisors (18802416687).
56407250049 is a wasteful number, since it uses less digits than its factorization.
56407250049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18802416686.
The product of its (nonzero) digits is 302400, while the sum is 42.
The spelling of 56407250049 in words is "fifty-six billion, four hundred seven million, two hundred fifty thousand, forty-nine".
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