Base | Representation |
---|---|
bin | 1100111111001… |
… | …0111101011011 |
3 | 10210111111021110 |
4 | 3033302331123 |
5 | 102421110124 |
6 | 5223311403 |
7 | 1231003032 |
oct | 317627533 |
9 | 123444243 |
10 | 54472539 |
11 | 28826030 |
12 | 162ab563 |
13 | b393094 |
14 | 733d719 |
15 | 4bb0029 |
hex | 33f2f5b |
54472539 has 32 divisors (see below), whose sum is σ = 84913920. Its totient is φ = 30694400.
The previous prime is 54472531. The next prime is 54472543. The reversal of 54472539 is 93527445.
It is not a de Polignac number, because 54472539 - 23 = 54472531 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54472497 and 54472506.
It is not an unprimeable number, because it can be changed into a prime (54472531) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49384 + ... + 50474.
It is an arithmetic number, because the mean of its divisors is an integer number (2653560).
Almost surely, 254472539 is an apocalyptic number.
54472539 is a deficient number, since it is larger than the sum of its proper divisors (30441381).
54472539 is a wasteful number, since it uses less digits than its factorization.
54472539 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1211.
The product of its digits is 151200, while the sum is 39.
The square root of 54472539 is about 7380.5514021650. The cubic root of 54472539 is about 379.0756364709.
The spelling of 54472539 in words is "fifty-four million, four hundred seventy-two thousand, five hundred thirty-nine".
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