Base | Representation |
---|---|
bin | 1101011011101… |
… | …1000111110010 |
3 | 10221000102021220 |
4 | 3112323013302 |
5 | 103410402403 |
6 | 5331325510 |
7 | 1252614261 |
oct | 326730762 |
9 | 127012256 |
10 | 56340978 |
11 | 298918a1 |
12 | 16a50896 |
13 | b898675 |
14 | 76a85d8 |
15 | 4e2d953 |
hex | 35bb1f2 |
56340978 has 16 divisors (see below), whose sum is σ = 112763136. Its totient is φ = 18766800.
The previous prime is 56340967. The next prime is 56340979. The reversal of 56340978 is 87904365.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (56340979) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9300 + ... + 14112.
It is an arithmetic number, because the mean of its divisors is an integer number (7047696).
Almost surely, 256340978 is an apocalyptic number.
56340978 is an abundant number, since it is smaller than the sum of its proper divisors (56422158).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56340978 is a wasteful number, since it uses less digits than its factorization.
56340978 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6769.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 56340978 is about 7506.0627495379. The cubic root of 56340978 is about 383.3611747054.
The spelling of 56340978 in words is "fifty-six million, three hundred forty thousand, nine hundred seventy-eight".
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