Base | Representation |
---|---|
bin | 1100101010010… |
… | …1000110100101 |
3 | 10200221000110010 |
4 | 3022211012211 |
5 | 102043330221 |
6 | 5134120433 |
7 | 1213246152 |
oct | 312450645 |
9 | 120830403 |
10 | 53105061 |
11 | 27a81689 |
12 | 15950119 |
13 | b004819 |
14 | 70a5229 |
15 | 49dec76 |
hex | 32a51a5 |
53105061 has 16 divisors (see below), whose sum is σ = 73598400. Its totient is φ = 34019328.
The previous prime is 53105053. The next prime is 53105069. The reversal of 53105061 is 16050135.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (53105053) and next prime (53105069).
It is not a de Polignac number, because 53105061 - 23 = 53105053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53105069) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18405 + ... + 21093.
It is an arithmetic number, because the mean of its divisors is an integer number (4599900).
Almost surely, 253105061 is an apocalyptic number.
It is an amenable number.
53105061 is a deficient number, since it is larger than the sum of its proper divisors (20493339).
53105061 is a wasteful number, since it uses less digits than its factorization.
53105061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2948.
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 53105061 is about 7287.3219360750. The cubic root of 53105061 is about 375.8766123166.
Adding to 53105061 its reverse (16050135), we get a palindrome (69155196).
The spelling of 53105061 in words is "fifty-three million, one hundred five thousand, sixty-one".
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