Base | Representation |
---|---|
bin | 1010111001000… |
… | …0011111001011 |
3 | 10011221210222121 |
4 | 2232100133023 |
5 | 43143234322 |
6 | 4311032111 |
7 | 1063164361 |
oct | 256203713 |
9 | 104853877 |
10 | 45680587 |
11 | 23870557 |
12 | 1336b637 |
13 | 9605344 |
14 | 60d1631 |
15 | 4024ec7 |
hex | 2b907cb |
45680587 has 4 divisors (see below), whose sum is σ = 45961000. Its totient is φ = 45400176.
The previous prime is 45680567. The next prime is 45680611. The reversal of 45680587 is 78508654.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45680587 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45680567) 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, 139962 + ... + 140287.
It is an arithmetic number, because the mean of its divisors is an integer number (11490250).
Almost surely, 245680587 is an apocalyptic number.
45680587 is a deficient number, since it is larger than the sum of its proper divisors (280413).
45680587 is a wasteful number, since it uses less digits than its factorization.
45680587 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280412.
The product of its (nonzero) digits is 268800, while the sum is 43.
The square root of 45680587 is about 6758.7415248698. The cubic root of 45680587 is about 357.4735325247.
The spelling of 45680587 in words is "forty-five million, six hundred eighty thousand, five hundred eighty-seven".
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