Base | Representation |
---|---|
bin | 1111101001101… |
… | …01011101000010 |
3 | 100011001021022122 |
4 | 13310311131002 |
5 | 232102302241 |
6 | 21010004242 |
7 | 3152645303 |
oct | 764653502 |
9 | 304037278 |
10 | 131290946 |
11 | 68123916 |
12 | 37b76682 |
13 | 2127b267 |
14 | 136187aa |
15 | b7d604b |
hex | 7d35742 |
131290946 has 16 divisors (see below), whose sum is σ = 212587200. Its totient is φ = 60625488.
The previous prime is 131290933. The next prime is 131290961. The reversal of 131290946 is 649092131.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47876 + ... + 50543.
It is an arithmetic number, because the mean of its divisors is an integer number (13286700).
Almost surely, 2131290946 is an apocalyptic number.
131290946 is a deficient number, since it is larger than the sum of its proper divisors (81296254).
131290946 is a wasteful number, since it uses less digits than its factorization.
131290946 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 98473.
The product of its (nonzero) digits is 11664, while the sum is 35.
The square root of 131290946 is about 11458.2261279833. The cubic root of 131290946 is about 508.2510203607.
The spelling of 131290946 in words is "one hundred thirty-one million, two hundred ninety thousand, nine hundred forty-six".
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