Base | Representation |
---|---|
bin | 1101110011001… |
… | …0011000011110 |
3 | 11000220111202100 |
4 | 3130302120132 |
5 | 104304044141 |
6 | 5424305530 |
7 | 1301645442 |
oct | 334623036 |
9 | 130814670 |
10 | 57878046 |
11 | 2a7416a6 |
12 | 174722a6 |
13 | bcb6185 |
14 | 7988822 |
15 | 51340b6 |
hex | 373261e |
57878046 has 12 divisors (see below), whose sum is σ = 125402472. Its totient is φ = 19292676.
The previous prime is 57878021. The next prime is 57878053. The reversal of 57878046 is 64087875.
57878046 is a `hidden beast` number, since 578 + 78 + 0 + 4 + 6 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 57877992 and 57878010.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1607706 + ... + 1607741.
It is an arithmetic number, because the mean of its divisors is an integer number (10450206).
Almost surely, 257878046 is an apocalyptic number.
57878046 is an abundant number, since it is smaller than the sum of its proper divisors (67524426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57878046 is a wasteful number, since it uses less digits than its factorization.
57878046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3215455 (or 3215452 counting only the distinct ones).
The product of its (nonzero) digits is 376320, while the sum is 45.
The square root of 57878046 is about 7607.7622202590. The cubic root of 57878046 is about 386.8161697278.
The spelling of 57878046 in words is "fifty-seven million, eight hundred seventy-eight thousand, forty-six".
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