Base | Representation |
---|---|
bin | 1100111111011… |
… | …0111000001011 |
3 | 10210112022021211 |
4 | 3033312320023 |
5 | 102422113322 |
6 | 5223513551 |
7 | 1231100566 |
oct | 317667013 |
9 | 123468254 |
10 | 54488587 |
11 | 2883709a |
12 | 162b88b7 |
13 | b39a48a |
14 | 73454dd |
15 | 4bb4b77 |
hex | 33f6e0b |
54488587 has 24 divisors (see below), whose sum is σ = 61874064. Its totient is φ = 47798784.
The previous prime is 54488579. The next prime is 54488597. The reversal of 54488587 is 78588445.
It is not a de Polignac number, because 54488587 - 23 = 54488579 is a prime.
It is a super-2 number, since 2×544885872 = 5938012226513138, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 54488587.
It is not an unprimeable number, because it can be changed into a prime (54488507) 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, 656448 + ... + 656530.
It is an arithmetic number, because the mean of its divisors is an integer number (2578086).
Almost surely, 254488587 is an apocalyptic number.
54488587 is a deficient number, since it is larger than the sum of its proper divisors (7385477).
54488587 is a wasteful number, since it uses less digits than its factorization.
54488587 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219 (or 196 counting only the distinct ones).
The product of its digits is 1433600, while the sum is 49.
The square root of 54488587 is about 7381.6385037470. The cubic root of 54488587 is about 379.1128589480.
The spelling of 54488587 in words is "fifty-four million, four hundred eighty-eight thousand, five hundred eighty-seven".
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