Base | Representation |
---|---|
bin | 1011010101111… |
… | …0010000000000 |
3 | 10022111220110202 |
4 | 2311132100000 |
5 | 44134300333 |
6 | 4415344332 |
7 | 1115232533 |
oct | 265362000 |
9 | 108456422 |
10 | 47571968 |
11 | 24942584 |
12 | 13b220a8 |
13 | 9b181c2 |
14 | 6464a1a |
15 | 429a5e8 |
hex | 2d5e400 |
47571968 has 22 divisors (see below), whose sum is σ = 95099526. Its totient is φ = 23785472.
The previous prime is 47571961. The next prime is 47572051. The reversal of 47571968 is 86917574.
It can be written as a sum of positive squares in only one way, i.e., 45589504 + 1982464 = 6752^2 + 1408^2 .
It is not an unprimeable number, because it can be changed into a prime (47571961) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22205 + ... + 24252.
Almost surely, 247571968 is an apocalyptic number.
It is an amenable number.
47571968 is a deficient number, since it is larger than the sum of its proper divisors (47527558).
47571968 is an equidigital number, since it uses as much as digits as its factorization.
47571968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46477 (or 46459 counting only the distinct ones).
The product of its digits is 423360, while the sum is 47.
The square root of 47571968 is about 6897.2435073731. The cubic root of 47571968 is about 362.3406335546.
The spelling of 47571968 in words is "forty-seven million, five hundred seventy-one thousand, nine hundred sixty-eight".
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