Base | Representation |
---|---|
bin | 111101010010… |
… | …1000000001101 |
3 | 2020110112101001 |
4 | 1322211000031 |
5 | 31211230013 |
6 | 3104420301 |
7 | 540061414 |
oct | 172450015 |
9 | 66415331 |
10 | 32133133 |
11 | 1715810a |
12 | a917691 |
13 | 6870bb6 |
14 | 43a647b |
15 | 2c4addd |
hex | 1ea500d |
32133133 has 4 divisors (see below), whose sum is σ = 32612800. Its totient is φ = 31653468.
The previous prime is 32133113. The next prime is 32133173. The reversal of 32133133 is 33133123.
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: 33133123 = 157 ⋅211039.
It is a cyclic number.
It is not a de Polignac number, because 32133133 - 29 = 32132621 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 32133133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32133103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239733 + ... + 239866.
It is an arithmetic number, because the mean of its divisors is an integer number (8153200).
Almost surely, 232133133 is an apocalyptic number.
It is an amenable number.
32133133 is a deficient number, since it is larger than the sum of its proper divisors (479667).
32133133 is an equidigital number, since it uses as much as digits as its factorization.
32133133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479666.
The product of its digits is 486, while the sum is 19.
The square root of 32133133 is about 5668.6094414768. The cubic root of 32133133 is about 317.9198834339.
Adding to 32133133 its reverse (33133123), we get a palindrome (65266256).
The spelling of 32133133 in words is "thirty-two million, one hundred thirty-three thousand, one hundred thirty-three".
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