Base | Representation |
---|---|
bin | 10001010101110001101101 |
3 | 22112221110020 |
4 | 101111301231 |
5 | 2130430040 |
6 | 241232353 |
7 | 53431416 |
oct | 21256155 |
9 | 8487406 |
10 | 4545645 |
11 | 2625235 |
12 | 16326b9 |
13 | c32040 |
14 | 86480d |
15 | 5ebcd0 |
hex | 455c6d |
4545645 has 16 divisors (see below), whose sum is σ = 7832832. Its totient is φ = 2237760.
The previous prime is 4545643. The next prime is 4545683. The reversal of 4545645 is 5465454.
It is not a de Polignac number, because 4545645 - 21 = 4545643 is a prime.
It is a super-3 number, since 3×45456453 (a number of 21 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4545641) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11461 + ... + 11850.
It is an arithmetic number, because the mean of its divisors is an integer number (489552).
Almost surely, 24545645 is an apocalyptic number.
It is an amenable number.
4545645 is a deficient number, since it is larger than the sum of its proper divisors (3287187).
4545645 is a wasteful number, since it uses less digits than its factorization.
4545645 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23332.
The product of its digits is 48000, while the sum is 33.
The square root of 4545645 is about 2132.0518286383. The cubic root of 4545645 is about 165.6526947873.
The spelling of 4545645 in words is "four million, five hundred forty-five thousand, six hundred forty-five".
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