Base | Representation |
---|---|
bin | 111111001100… |
… | …0110111110111 |
3 | 2022100021120222 |
4 | 1332120313313 |
5 | 31440211043 |
6 | 3142044555 |
7 | 551421551 |
oct | 176306767 |
9 | 68307528 |
10 | 33132023 |
11 | 1777a641 |
12 | b11975b |
13 | 6b30762 |
14 | 45864d1 |
15 | 2d96d68 |
hex | 1f98df7 |
33132023 has 4 divisors (see below), whose sum is σ = 33531288. Its totient is φ = 32732760.
The previous prime is 33132019. The next prime is 33132053. The reversal of 33132023 is 32023133.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32023133 = 157 ⋅203969.
It is a cyclic number.
It is not a de Polignac number, because 33132023 - 22 = 33132019 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 33131992 and 33132010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33132013) 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, 199508 + ... + 199673.
It is an arithmetic number, because the mean of its divisors is an integer number (8382822).
Almost surely, 233132023 is an apocalyptic number.
33132023 is a deficient number, since it is larger than the sum of its proper divisors (399265).
33132023 is an equidigital number, since it uses as much as digits as its factorization.
33132023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399264.
The product of its (nonzero) digits is 324, while the sum is 17.
The square root of 33132023 is about 5756.0423035277. The cubic root of 33132023 is about 321.1806095995.
Adding to 33132023 its reverse (32023133), we get a palindrome (65155156).
The spelling of 33132023 in words is "thirty-three million, one hundred thirty-two thousand, twenty-three".
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