Base | Representation |
---|---|
bin | 110000101100011011… |
… | …101100001111110101 |
3 | 11222221211120110101120 |
4 | 300230123230033311 |
5 | 1324034434023211 |
6 | 40004110214153 |
7 | 3530446466310 |
oct | 605433541765 |
9 | 158854513346 |
10 | 52285064181 |
11 | 201a0612649 |
12 | a1721b4359 |
13 | 4c132b57cc |
14 | 275ddd1977 |
15 | 15602b5d06 |
hex | c2c6ec3f5 |
52285064181 has 16 divisors (see below), whose sum is σ = 79678153344. Its totient is φ = 29875051584.
The previous prime is 52285064171. The next prime is 52285064207. The reversal of 52285064181 is 18146058225.
It is not a de Polignac number, because 52285064181 - 29 = 52285063669 is a prime.
It is a super-2 number, since 2×522850641812 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52285064171) 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, 241855 + ... + 403811.
It is an arithmetic number, because the mean of its divisors is an integer number (4979884584).
Almost surely, 252285064181 is an apocalyptic number.
It is an amenable number.
52285064181 is a deficient number, since it is larger than the sum of its proper divisors (27393089163).
52285064181 is a wasteful number, since it uses less digits than its factorization.
52285064181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177340.
The product of its (nonzero) digits is 153600, while the sum is 42.
The spelling of 52285064181 in words is "fifty-two billion, two hundred eighty-five million, sixty-four thousand, one hundred eighty-one".
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