Base | Representation |
---|---|
bin | 1010101110111… |
… | …1011001010000 |
3 | 10010201021212021 |
4 | 2223233121100 |
5 | 43011131002 |
6 | 4244541224 |
7 | 1054445560 |
oct | 253573120 |
9 | 103637767 |
10 | 45020752 |
11 | 2345a837 |
12 | 130b1814 |
13 | 9433bca |
14 | 5d9cda0 |
15 | 3e44737 |
hex | 2aef650 |
45020752 has 40 divisors (see below), whose sum is σ = 104029056. Its totient is φ = 18454656.
The previous prime is 45020741. The next prime is 45020753. The reversal of 45020752 is 25702054.
It is a super-2 number, since 2×450207522 = 4053736221291008, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45020753) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6163 + ... + 11314.
Almost surely, 245020752 is an apocalyptic number.
It is an amenable number.
45020752 is an abundant number, since it is smaller than the sum of its proper divisors (59008304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45020752 is a wasteful number, since it uses less digits than its factorization.
45020752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17515 (or 17509 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 25.
The square root of 45020752 is about 6709.7505169716. The cubic root of 45020752 is about 355.7439980834.
The spelling of 45020752 in words is "forty-five million, twenty thousand, seven hundred fifty-two".
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