Base | Representation |
---|---|
bin | 1100111000011… |
… | …1100010100001 |
3 | 10202200010201101 |
4 | 3032013202201 |
5 | 102313020140 |
6 | 5210034401 |
7 | 1224161200 |
oct | 316074241 |
9 | 122603641 |
10 | 54032545 |
11 | 285554a6 |
12 | 16118a01 |
13 | b26aa28 |
14 | 7267237 |
15 | 4b2499a |
hex | 33878a1 |
54032545 has 24 divisors (see below), whose sum is σ = 79867944. Its totient is φ = 34868736.
The previous prime is 54032527. The next prime is 54032551. The reversal of 54032545 is 54523045.
It can be written as a sum of positive squares in 4 ways, for example, as 625681 + 53406864 = 791^2 + 7308^2 .
It is not a de Polignac number, because 54032545 - 25 = 54032513 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2322 + ... + 10651.
It is an arithmetic number, because the mean of its divisors is an integer number (3327831).
Almost surely, 254032545 is an apocalyptic number.
It is an amenable number.
54032545 is a deficient number, since it is larger than the sum of its proper divisors (25835399).
54032545 is a wasteful number, since it uses less digits than its factorization.
54032545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13009 (or 13002 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 28.
The square root of 54032545 is about 7350.6833015714. The cubic root of 54032545 is about 378.0522332940.
The spelling of 54032545 in words is "fifty-four million, thirty-two thousand, five hundred forty-five".
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