Base | Representation |
---|---|
bin | 1111101010111… |
… | …10110011111010 |
3 | 100011100212200201 |
4 | 13311132303322 |
5 | 232123212341 |
6 | 21013352414 |
7 | 3154252213 |
oct | 765366372 |
9 | 304325621 |
10 | 131460346 |
11 | 6822a116 |
12 | 3803870a |
13 | 2130a3b4 |
14 | 1366040a |
15 | b81b331 |
hex | 7d5ecfa |
131460346 has 4 divisors (see below), whose sum is σ = 197190522. Its totient is φ = 65730172.
The previous prime is 131460311. The next prime is 131460347. The reversal of 131460346 is 643064131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643064131 = 41 ⋅15684491.
It can be written as a sum of positive squares in only one way, i.e., 67059721 + 64400625 = 8189^2 + 8025^2 .
It is not an unprimeable number, because it can be changed into a prime (131460347) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32865085 + ... + 32865088.
Almost surely, 2131460346 is an apocalyptic number.
131460346 is a deficient number, since it is larger than the sum of its proper divisors (65730176).
131460346 is an equidigital number, since it uses as much as digits as its factorization.
131460346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65730175.
The product of its (nonzero) digits is 5184, while the sum is 28.
The square root of 131460346 is about 11465.6158142509. The cubic root of 131460346 is about 508.4695191031.
The spelling of 131460346 in words is "one hundred thirty-one million, four hundred sixty thousand, three hundred forty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •