Base | Representation |
---|---|
bin | 1010110010110001010… |
… | …0010000101000100010 |
3 | 122201121201210202221102 |
4 | 2230230110100220202 |
5 | 11014223314232432 |
6 | 221103430154402 |
7 | 16253025235424 |
oct | 2545424205042 |
9 | 581551722842 |
10 | 185427102242 |
11 | 71703846448 |
12 | 2bb2b1b2a02 |
13 | 14641113755 |
14 | 8d908b8814 |
15 | 4c53dc8962 |
hex | 2b2c510a22 |
185427102242 has 6 divisors (see below), whose sum is σ = 278141566833. Its totient is φ = 92713246632.
The previous prime is 185427102227. The next prime is 185427102269. The reversal of 185427102242 is 242201724581.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 141188814001 + 44238288241 = 375751^2 + 210329^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=304489.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 185427102196 and 185427102205.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 456734 + ... + 761222.
Almost surely, 2185427102242 is an apocalyptic number.
185427102242 is a deficient number, since it is larger than the sum of its proper divisors (92714464591).
185427102242 is an frugal number, since it uses more digits than its factorization.
185427102242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 608980 (or 304491 counting only the distinct ones).
The product of its (nonzero) digits is 71680, while the sum is 38.
The spelling of 185427102242 in words is "one hundred eighty-five billion, four hundred twenty-seven million, one hundred two thousand, two hundred forty-two".
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