Base | Representation |
---|---|
bin | 1111101100111… |
… | …01001111101000 |
3 | 100011211212111001 |
4 | 13312131033220 |
5 | 232204403242 |
6 | 21023044344 |
7 | 3156365605 |
oct | 766351750 |
9 | 304755431 |
10 | 131716072 |
11 | 68394264 |
12 | 381406b4 |
13 | 21399907 |
14 | 136c96ac |
15 | b86beb7 |
hex | 7d9d3e8 |
131716072 has 16 divisors (see below), whose sum is σ = 247191300. Its totient is φ = 65798400.
The previous prime is 131716061. The next prime is 131716087. The reversal of 131716072 is 270617131.
It can be written as a sum of positive squares in 2 ways, for example, as 128006596 + 3709476 = 11314^2 + 1926^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 131716072.
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 3 ways as a sum of consecutive naturals, for example, 2754 + ... + 16462.
Almost surely, 2131716072 is an apocalyptic number.
It is an amenable number.
131716072 is a deficient number, since it is larger than the sum of its proper divisors (115475228).
131716072 is a wasteful number, since it uses less digits than its factorization.
131716072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14916 (or 14912 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 28.
The square root of 131716072 is about 11476.7622611954. The cubic root of 131716072 is about 508.7990092178.
The spelling of 131716072 in words is "one hundred thirty-one million, seven hundred sixteen thousand, seventy-two".
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