Base | Representation |
---|---|
bin | 1111110101011… |
… | …01100001110001 |
3 | 100020221112100110 |
4 | 13322231201301 |
5 | 233001100340 |
6 | 21103011533 |
7 | 3202022253 |
oct | 772554161 |
9 | 306845313 |
10 | 132831345 |
11 | 68a86179 |
12 | 38599ba9 |
13 | 2169a43a |
14 | 138d9cd3 |
15 | b9dc680 |
hex | 7ead871 |
132831345 has 8 divisors (see below), whose sum is σ = 212530176. Its totient is φ = 70843376.
The previous prime is 132831331. The next prime is 132831359. The reversal of 132831345 is 543138231.
It is an interprime number because it is at equal distance from previous prime (132831331) and next prime (132831359).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 132831345 - 24 = 132831329 is a prime.
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, 4427697 + ... + 4427726.
It is an arithmetic number, because the mean of its divisors is an integer number (26566272).
Almost surely, 2132831345 is an apocalyptic number.
132831345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
132831345 is a deficient number, since it is larger than the sum of its proper divisors (79698831).
132831345 is an equidigital number, since it uses as much as digits as its factorization.
132831345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8855431.
The product of its digits is 8640, while the sum is 30.
The square root of 132831345 is about 11525.2481535106. The cubic root of 132831345 is about 510.2310179836.
Adding to 132831345 its reverse (543138231), we get a palindrome (675969576).
The spelling of 132831345 in words is "one hundred thirty-two million, eight hundred thirty-one thousand, three hundred forty-five".
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