Base | Representation |
---|---|
bin | 10110101010110… |
… | …01010001000111 |
3 | 111020211000121000 |
4 | 23111121101013 |
5 | 342140023040 |
6 | 30511424343 |
7 | 4466213124 |
oct | 1325312107 |
9 | 436730530 |
10 | 190157895 |
11 | 98380494 |
12 | 538250b3 |
13 | 3051c585 |
14 | 1b37d74b |
15 | 11a63130 |
hex | b559447 |
190157895 has 16 divisors (see below), whose sum is σ = 338058720. Its totient is φ = 101417472.
The previous prime is 190157873. The next prime is 190157921. The reversal of 190157895 is 598751091.
190157895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 190157895 - 213 = 190149703 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 190157895.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704154 + ... + 704423.
It is an arithmetic number, because the mean of its divisors is an integer number (21128670).
Almost surely, 2190157895 is an apocalyptic number.
190157895 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
190157895 is a deficient number, since it is larger than the sum of its proper divisors (147900825).
190157895 is a wasteful number, since it uses less digits than its factorization.
190157895 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1408591 (or 1408585 counting only the distinct ones).
The product of its (nonzero) digits is 113400, while the sum is 45.
The square root of 190157895 is about 13789.7750162938. The cubic root of 190157895 is about 575.0489132933.
The spelling of 190157895 in words is "one hundred ninety million, one hundred fifty-seven thousand, eight hundred ninety-five".
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