Base | Representation |
---|---|
bin | 1111101110001… |
… | …11110010101010 |
3 | 100012011201112122 |
4 | 13313013302222 |
5 | 232230442341 |
6 | 21030511242 |
7 | 3161022650 |
oct | 767076252 |
9 | 305151478 |
10 | 131890346 |
11 | 684a3195 |
12 | 38205522 |
13 | 2142b033 |
14 | 13732dd0 |
15 | b8a394b |
hex | 7dc7caa |
131890346 has 32 divisors (see below), whose sum is σ = 230480640. Its totient is φ = 55440000.
The previous prime is 131890333. The next prime is 131890351. The reversal of 131890346 is 643098131.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 187796 + ... + 188496.
It is an arithmetic number, because the mean of its divisors is an integer number (7202520).
Almost surely, 2131890346 is an apocalyptic number.
131890346 is a deficient number, since it is larger than the sum of its proper divisors (98590294).
131890346 is a wasteful number, since it uses less digits than its factorization.
131890346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 950.
The product of its (nonzero) digits is 15552, while the sum is 35.
The square root of 131890346 is about 11484.3522237869. The cubic root of 131890346 is about 509.0233082452.
The spelling of 131890346 in words is "one hundred thirty-one million, eight hundred ninety thousand, three hundred forty-six".
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