Base | Representation |
---|---|
bin | 10110101001101… |
… | …01001100010011 |
3 | 111020112111220021 |
4 | 23110311030103 |
5 | 342120311011 |
6 | 30504324311 |
7 | 4465026253 |
oct | 1324651423 |
9 | 436474807 |
10 | 190010131 |
11 | 9828a473 |
12 | 53773697 |
13 | 3049a23c |
14 | 1b341963 |
15 | 11a34471 |
hex | b535313 |
190010131 has 2 divisors, whose sum is σ = 190010132. Its totient is φ = 190010130.
The previous prime is 190010087. The next prime is 190010147. The reversal of 190010131 is 131010091.
It is a happy number.
190010131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an a-pointer prime, because the next prime (190010147) can be obtained adding 190010131 to its sum of digits (16).
It is a strong prime.
It is an emirp because it is prime and its reverse (131010091) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 190010131 - 227 = 55792403 is a prime.
It is a super-2 number, since 2×1900101312 = 72207699765274322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (190010531) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95005065 + 95005066.
It is an arithmetic number, because the mean of its divisors is an integer number (95005066).
Almost surely, 2190010131 is an apocalyptic number.
190010131 is a deficient number, since it is larger than the sum of its proper divisors (1).
190010131 is an equidigital number, since it uses as much as digits as its factorization.
190010131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 27, while the sum is 16.
The square root of 190010131 is about 13784.4162371861. The cubic root of 190010131 is about 574.8999256210.
The spelling of 190010131 in words is "one hundred ninety million, ten thousand, one hundred thirty-one".
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