Base | Representation |
---|---|
bin | 1111110110100… |
… | …00011010001001 |
3 | 100021012210100000 |
4 | 13323100122021 |
5 | 233020133332 |
6 | 21110033213 |
7 | 3203155635 |
oct | 773203211 |
9 | 307183300 |
10 | 132974217 |
11 | 69073552 |
12 | 38648809 |
13 | 2171a48c |
14 | 13935dc5 |
15 | ba19b7c |
hex | 7ed0689 |
132974217 has 48 divisors (see below), whose sum is σ = 212808960. Its totient is φ = 82732752.
The previous prime is 132974213. The next prime is 132974227. The reversal of 132974217 is 712479231.
It is not a de Polignac number, because 132974217 - 22 = 132974213 is a prime.
It is not an unprimeable number, because it can be changed into a prime (132974213) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 383038 + ... + 383384.
It is an arithmetic number, because the mean of its divisors is an integer number (4433520).
Almost surely, 2132974217 is an apocalyptic number.
It is an amenable number.
132974217 is a deficient number, since it is larger than the sum of its proper divisors (79834743).
132974217 is an equidigital number, since it uses as much as digits as its factorization.
132974217 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 464 (or 452 counting only the distinct ones).
The product of its digits is 21168, while the sum is 36.
The square root of 132974217 is about 11531.4447056733. Note that the first 3 decimals coincide. The cubic root of 132974217 is about 510.4138854777.
The spelling of 132974217 in words is "one hundred thirty-two million, nine hundred seventy-four thousand, two hundred seventeen".
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