Base | Representation |
---|---|
bin | 1011001101101… |
… | …0101001000101 |
3 | 10021111112000022 |
4 | 2303122221011 |
5 | 44020023101 |
6 | 4400024525 |
7 | 1110526106 |
oct | 263325105 |
9 | 107445008 |
10 | 47032901 |
11 | 24604573 |
12 | 13902145 |
13 | 9989a26 |
14 | 63643ad |
15 | 41e0a1b |
hex | 2cdaa45 |
47032901 has 2 divisors, whose sum is σ = 47032902. Its totient is φ = 47032900.
The previous prime is 47032879. The next prime is 47032913. The reversal of 47032901 is 10923074.
47032901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 31024900 + 16008001 = 5570^2 + 4001^2 .
It is a cyclic number.
It is not a de Polignac number, because 47032901 - 214 = 47016517 is a prime.
It is a Chen prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (47034901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23516450 + 23516451.
It is an arithmetic number, because the mean of its divisors is an integer number (23516451).
Almost surely, 247032901 is an apocalyptic number.
It is an amenable number.
47032901 is a deficient number, since it is larger than the sum of its proper divisors (1).
47032901 is an equidigital number, since it uses as much as digits as its factorization.
47032901 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1512, while the sum is 26.
The square root of 47032901 is about 6858.0537326562. The cubic root of 47032901 is about 360.9667968736.
Adding to 47032901 its reverse (10923074), we get a palindrome (57955975).
The spelling of 47032901 in words is "forty-seven million, thirty-two thousand, nine hundred one".
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