Base | Representation |
---|---|
bin | 1010101111000… |
… | …1101010101001 |
3 | 10010201202121220 |
4 | 2223301222221 |
5 | 43011430212 |
6 | 4245052253 |
7 | 1054514652 |
oct | 253615251 |
9 | 103652556 |
10 | 45030057 |
11 | 23466826 |
12 | 130b7089 |
13 | 9438207 |
14 | 5da2529 |
15 | 3e4738c |
hex | 2af1aa9 |
45030057 has 12 divisors (see below), whose sum is σ = 63367920. Its totient is φ = 28439352.
The previous prime is 45030043. The next prime is 45030061. The reversal of 45030057 is 75003054.
It is not a de Polignac number, because 45030057 - 26 = 45029993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (45030077) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19707 + ... + 21872.
It is an arithmetic number, because the mean of its divisors is an integer number (5280660).
Almost surely, 245030057 is an apocalyptic number.
It is an amenable number.
45030057 is a deficient number, since it is larger than the sum of its proper divisors (18337863).
45030057 is a wasteful number, since it uses less digits than its factorization.
45030057 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41620 (or 41601 counting only the distinct ones).
The product of its (nonzero) digits is 2100, while the sum is 24.
The square root of 45030057 is about 6710.4438750354. The cubic root of 45030057 is about 355.7685050772.
The spelling of 45030057 in words is "forty-five million, thirty thousand, fifty-seven".
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