Base | Representation |
---|---|
bin | 1100111111101… |
… | …1000111100001 |
3 | 10210120012010000 |
4 | 3033323013201 |
5 | 102423142303 |
6 | 5224130213 |
7 | 1231202325 |
oct | 317730741 |
9 | 123505100 |
10 | 54505953 |
11 | 28849147 |
12 | 16306969 |
13 | b3a5358 |
14 | 734b985 |
15 | 4bb9da3 |
hex | 33fb1e1 |
54505953 has 10 divisors (see below), whose sum is σ = 81422594. Its totient is φ = 36337248.
The previous prime is 54505939. The next prime is 54505973. The reversal of 54505953 is 35950545.
It can be written as a sum of positive squares in only one way, i.e., 34012224 + 20493729 = 5832^2 + 4527^2 .
It is not a de Polignac number, because 54505953 - 24 = 54505937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54505903) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 336376 + ... + 336537.
Almost surely, 254505953 is an apocalyptic number.
It is an amenable number.
54505953 is a deficient number, since it is larger than the sum of its proper divisors (26916641).
54505953 is an equidigital number, since it uses as much as digits as its factorization.
54505953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 672925 (or 672916 counting only the distinct ones).
The product of its (nonzero) digits is 67500, while the sum is 36.
The square root of 54505953 is about 7382.8147071425. The cubic root of 54505953 is about 379.1531302229.
The spelling of 54505953 in words is "fifty-four million, five hundred five thousand, nine hundred fifty-three".
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