Base | Representation |
---|---|
bin | 1010110010010101110… |
… | …0100000110010011101 |
3 | 122201022200220002100220 |
4 | 2230211130200302131 |
5 | 11014004311400203 |
6 | 221044151311553 |
7 | 16250125344345 |
oct | 2544534406235 |
9 | 581280802326 |
10 | 185311825053 |
11 | 7165476aa43 |
12 | 2bab867b5b9 |
13 | 146232813b4 |
14 | 8d7d46bd25 |
15 | 4c48c07653 |
hex | 2b25720c9d |
185311825053 has 8 divisors (see below), whose sum is σ = 250059330528. Its totient is φ = 122052768144.
The previous prime is 185311825021. The next prime is 185311825073. The reversal of 185311825053 is 350528113581.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 185311825053 - 25 = 185311825021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 185311824996 and 185311825014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (185311825073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 372111850 + ... + 372112347.
It is an arithmetic number, because the mean of its divisors is an integer number (31257416316).
Almost surely, 2185311825053 is an apocalyptic number.
It is an amenable number.
185311825053 is a deficient number, since it is larger than the sum of its proper divisors (64747505475).
185311825053 is an equidigital number, since it uses as much as digits as its factorization.
185311825053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 744224283.
The product of its (nonzero) digits is 144000, while the sum is 42.
The spelling of 185311825053 in words is "one hundred eighty-five billion, three hundred eleven million, eight hundred twenty-five thousand, fifty-three".
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