Base | Representation |
---|---|
bin | 1010110111010… |
… | …1111111011001 |
3 | 10011202022002222 |
4 | 2231311333121 |
5 | 43131301212 |
6 | 4304433425 |
7 | 1062233066 |
oct | 255657731 |
9 | 104668088 |
10 | 45572057 |
11 | 237a6a63 |
12 | 13318875 |
13 | 9597b1b |
14 | 60a3c6d |
15 | 4002c72 |
hex | 2b75fd9 |
45572057 has 4 divisors (see below), whose sum is σ = 45776640. Its totient is φ = 45367476.
The previous prime is 45572003. The next prime is 45572113. The reversal of 45572057 is 75027554.
It is a happy number.
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 a de Polignac number, because none of the positive numbers 2k-45572057 is a prime.
It is a super-2 number, since 2×455720572 = 4153624758422498, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45572357) 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, 101957 + ... + 102402.
It is an arithmetic number, because the mean of its divisors is an integer number (11444160).
Almost surely, 245572057 is an apocalyptic number.
It is an amenable number.
45572057 is a deficient number, since it is larger than the sum of its proper divisors (204583).
45572057 is a wasteful number, since it uses less digits than its factorization.
45572057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204582.
The product of its (nonzero) digits is 49000, while the sum is 35.
The square root of 45572057 is about 6750.7078888069. The cubic root of 45572057 is about 357.1902074439.
The spelling of 45572057 in words is "forty-five million, five hundred seventy-two thousand, fifty-seven".
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