Base | Representation |
---|---|
bin | 1100111000100… |
… | …0111001111110 |
3 | 10202200102101200 |
4 | 3032020321332 |
5 | 102313210032 |
6 | 5210120330 |
7 | 1224213414 |
oct | 316107176 |
9 | 122612350 |
10 | 54038142 |
11 | 28559724 |
12 | 161200a6 |
13 | b270442 |
14 | 72692b4 |
15 | 4b2647c |
hex | 3388e7e |
54038142 has 24 divisors (see below), whose sum is σ = 117219960. Its totient is φ = 17991600.
The previous prime is 54038141. The next prime is 54038183. The reversal of 54038142 is 24183045.
54038142 is a `hidden beast` number, since 540 + 3 + 81 + 42 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54038141) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25084 + ... + 27152.
It is an arithmetic number, because the mean of its divisors is an integer number (4884165).
Almost surely, 254038142 is an apocalyptic number.
54038142 is an abundant number, since it is smaller than the sum of its proper divisors (63181818).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54038142 is a wasteful number, since it uses less digits than its factorization.
54038142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3528 (or 3525 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 54038142 is about 7351.0640046187. The cubic root of 54038142 is about 378.0652864474.
The spelling of 54038142 in words is "fifty-four million, thirty-eight thousand, one hundred forty-two".
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