Base | Representation |
---|---|
bin | 111101110101… |
… | …1110011111001 |
3 | 2021000021012211 |
4 | 1323223303321 |
5 | 31300020121 |
6 | 3114535121 |
7 | 542410111 |
oct | 173536371 |
9 | 67007184 |
10 | 32423161 |
11 | 17336001 |
12 | aa374a1 |
13 | 6942c04 |
14 | 4440041 |
15 | 2ca6ce1 |
hex | 1eebcf9 |
32423161 has 4 divisors (see below), whose sum is σ = 33177232. Its totient is φ = 31669092.
The previous prime is 32423143. The next prime is 32423197. The reversal of 32423161 is 16132423.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16132423 = 173 ⋅93251.
It is a cyclic number.
It is not a de Polignac number, because 32423161 - 25 = 32423129 is a prime.
It is a super-2 number, since 2×324231612 = 2102522738463842, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (32429161) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376971 + ... + 377056.
It is an arithmetic number, because the mean of its divisors is an integer number (8294308).
Almost surely, 232423161 is an apocalyptic number.
It is an amenable number.
32423161 is a deficient number, since it is larger than the sum of its proper divisors (754071).
32423161 is an equidigital number, since it uses as much as digits as its factorization.
32423161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 754070.
The product of its digits is 864, while the sum is 22.
The square root of 32423161 is about 5694.1339113161. The cubic root of 32423161 is about 318.8735163498.
Adding to 32423161 its reverse (16132423), we get a palindrome (48555584).
The spelling of 32423161 in words is "thirty-two million, four hundred twenty-three thousand, one hundred sixty-one".
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