Base | Representation |
---|---|
bin | 10110101110101… |
… | …11010011100101 |
3 | 111021210020202112 |
4 | 23113113103211 |
5 | 342303033044 |
6 | 30530450405 |
7 | 4503463211 |
oct | 1327272345 |
9 | 437706675 |
10 | 190674149 |
11 | 986a3346 |
12 | 53a33a05 |
13 | 30670553 |
14 | 1b475941 |
15 | 11b1609e |
hex | b5d74e5 |
190674149 has 12 divisors (see below), whose sum is σ = 201797760. Its totient is φ = 179973600.
The previous prime is 190674119. The next prime is 190674151. The reversal of 190674149 is 941476091.
It is a de Polignac number, because none of the positive numbers 2k-190674149 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (190674109) 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, 50282 + ... + 53940.
It is an arithmetic number, because the mean of its divisors is an integer number (16816480).
Almost surely, 2190674149 is an apocalyptic number.
It is an amenable number.
190674149 is a deficient number, since it is larger than the sum of its proper divisors (11123611).
190674149 is an equidigital number, since it uses as much as digits as its factorization.
190674149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3772 (or 3731 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 41.
The square root of 190674149 is about 13808.4810533237. The cubic root of 190674149 is about 575.5688374516.
The spelling of 190674149 in words is "one hundred ninety million, six hundred seventy-four thousand, one hundred forty-nine".
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