Base | Representation |
---|---|
bin | 1011010000000… |
… | …1111101110000 |
3 | 10021210200221202 |
4 | 2310001331300 |
5 | 44040201333 |
6 | 4403310332 |
7 | 1112066513 |
oct | 264017560 |
9 | 107720852 |
10 | 47193968 |
11 | 24704588 |
12 | 1397b3a8 |
13 | 9a15133 |
14 | 63a6d7a |
15 | 42235e8 |
hex | 2d01f70 |
47193968 has 20 divisors (see below), whose sum is σ = 92598240. Its totient is φ = 23297664.
The previous prime is 47193961. The next prime is 47193977. The reversal of 47193968 is 86939174.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47193961) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17405 + ... + 19932.
It is an arithmetic number, because the mean of its divisors is an integer number (4629912).
Almost surely, 247193968 is an apocalyptic number.
It is an amenable number.
47193968 is a deficient number, since it is larger than the sum of its proper divisors (45404272).
47193968 is a wasteful number, since it uses less digits than its factorization.
47193968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37424 (or 37418 counting only the distinct ones).
The product of its digits is 326592, while the sum is 47.
The square root of 47193968 is about 6869.7866051283. The cubic root of 47193968 is about 361.3783782420.
The spelling of 47193968 in words is "forty-seven million, one hundred ninety-three thousand, nine hundred sixty-eight".
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