Base | Representation |
---|---|
bin | 1010101111110… |
… | …0110101001101 |
3 | 10010211002100200 |
4 | 2223330311031 |
5 | 43014411124 |
6 | 4250044113 |
7 | 1055065203 |
oct | 253746515 |
9 | 103732320 |
10 | 45075789 |
11 | 23498120 |
12 | 13119639 |
13 | 9452c85 |
14 | 5db5073 |
15 | 3e55bc9 |
hex | 2afcd4d |
45075789 has 24 divisors (see below), whose sum is σ = 75209472. Its totient is φ = 25710720.
The previous prime is 45075781. The next prime is 45075827. The reversal of 45075789 is 98757054.
It is not a de Polignac number, because 45075789 - 23 = 45075781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45075781) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11709 + ... + 15074.
It is an arithmetic number, because the mean of its divisors is an integer number (3133728).
Almost surely, 245075789 is an apocalyptic number.
It is an amenable number.
45075789 is a deficient number, since it is larger than the sum of its proper divisors (30133683).
45075789 is a wasteful number, since it uses less digits than its factorization.
45075789 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26817 (or 26814 counting only the distinct ones).
The product of its (nonzero) digits is 352800, while the sum is 45.
The square root of 45075789 is about 6713.8505345293. The cubic root of 45075789 is about 355.8889024413. Note that the first 3 decimals are identical.
It can be divided in two parts, 4507 and 5789, that added together give a triangular number (10296 = T143).
The spelling of 45075789 in words is "forty-five million, seventy-five thousand, seven hundred eighty-nine".
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