Base | Representation |
---|---|
bin | 10110101010011… |
… | …10110011101011 |
3 | 111020201211211012 |
4 | 23111032303223 |
5 | 342132140201 |
6 | 30510454135 |
7 | 4465644200 |
oct | 1325166353 |
9 | 436654735 |
10 | 190115051 |
11 | 98351285 |
12 | 5380434b |
13 | 30505c19 |
14 | 1b36bca7 |
15 | 11a555bb |
hex | b54eceb |
190115051 has 12 divisors (see below), whose sum is σ = 224906040. Its totient is φ = 160191360.
The previous prime is 190115041. The next prime is 190115059. The reversal of 190115051 is 150511091.
It is not a de Polignac number, because 190115051 - 210 = 190114027 is a prime.
It is a super-2 number, since 2×1901150512 = 72287465233465202, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (190115059) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29990 + ... + 35771.
It is an arithmetic number, because the mean of its divisors is an integer number (18742170).
Almost surely, 2190115051 is an apocalyptic number.
190115051 is a deficient number, since it is larger than the sum of its proper divisors (34790989).
190115051 is an equidigital number, since it uses as much as digits as its factorization.
190115051 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65834 (or 65827 counting only the distinct ones).
The product of its (nonzero) digits is 225, while the sum is 23.
The square root of 190115051 is about 13788.2214589120. The cubic root of 190115051 is about 575.0057224383.
The spelling of 190115051 in words is "one hundred ninety million, one hundred fifteen thousand, fifty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •