Base | Representation |
---|---|
bin | 1110100100101… |
… | …1001000101011 |
3 | 11021000110221221 |
4 | 3221023020223 |
5 | 111122001123 |
6 | 10022042511 |
7 | 1341361321 |
oct | 351131053 |
9 | 137013857 |
10 | 61125163 |
11 | 3155a270 |
12 | 18579437 |
13 | c882148 |
14 | 8191d11 |
15 | 557625d |
hex | 3a4b22b |
61125163 has 16 divisors (see below), whose sum is σ = 68155776. Its totient is φ = 54354240.
The previous prime is 61125161. The next prime is 61125179. The reversal of 61125163 is 36152116.
61125163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 61125163 - 21 = 61125161 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61125161) 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 in 15 ways as a sum of consecutive naturals, for example, 130656 + ... + 131122.
It is an arithmetic number, because the mean of its divisors is an integer number (4259736).
Almost surely, 261125163 is an apocalyptic number.
61125163 is a deficient number, since it is larger than the sum of its proper divisors (7030613).
61125163 is a wasteful number, since it uses less digits than its factorization.
61125163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 714.
The product of its digits is 1080, while the sum is 25.
The square root of 61125163 is about 7818.2583098795. The cubic root of 61125163 is about 393.9187714224.
Adding to 61125163 its reverse (36152116), we get a palindrome (97277279).
The spelling of 61125163 in words is "sixty-one million, one hundred twenty-five thousand, one hundred sixty-three".
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