Base | Representation |
---|---|
bin | 1101000000100… |
… | …1111000110001 |
3 | 10210200021002121 |
4 | 3100021320301 |
5 | 102432111244 |
6 | 5225314241 |
7 | 1231543600 |
oct | 320117061 |
9 | 123607077 |
10 | 54566449 |
11 | 2888a643 |
12 | 16335981 |
13 | b3c6a52 |
14 | 7365a37 |
15 | 4bccc84 |
hex | 3409e31 |
54566449 has 24 divisors (see below), whose sum is σ = 65815848. Its totient is φ = 45077760.
The previous prime is 54566437. The next prime is 54566471. The reversal of 54566449 is 94466545.
It can be written as a sum of positive squares in 4 ways, for example, as 3186225 + 51380224 = 1785^2 + 7168^2 .
It is not a de Polignac number, because 54566449 - 27 = 54566321 is a prime.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (54566489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 315327 + ... + 315499.
It is an arithmetic number, because the mean of its divisors is an integer number (2742327).
Almost surely, 254566449 is an apocalyptic number.
It is an amenable number.
54566449 is a deficient number, since it is larger than the sum of its proper divisors (11249399).
54566449 is a wasteful number, since it uses less digits than its factorization.
54566449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 385 (or 378 counting only the distinct ones).
The product of its digits is 518400, while the sum is 43.
The square root of 54566449 is about 7386.9106533110. The cubic root of 54566449 is about 379.2933520136.
The spelling of 54566449 in words is "fifty-four million, five hundred sixty-six thousand, four hundred forty-nine".
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