Base | Representation |
---|---|
bin | 111111001011… |
… | …0111101011101 |
3 | 2022022212211211 |
4 | 1332112331131 |
5 | 31434433224 |
6 | 3141544421 |
7 | 551356660 |
oct | 176267535 |
9 | 68285754 |
10 | 33124189 |
11 | 1777476a |
12 | b115111 |
13 | 6b2a017 |
14 | 45836d7 |
15 | 2d94894 |
hex | 1f96f5d |
33124189 has 4 divisors (see below), whose sum is σ = 37856224. Its totient is φ = 28392156.
The previous prime is 33124183. The next prime is 33124199. The reversal of 33124189 is 98142133.
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.
It is a cyclic number.
It is not a de Polignac number, because 33124189 - 213 = 33115997 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 33124189.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33124183) 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, 2366007 + ... + 2366020.
It is an arithmetic number, because the mean of its divisors is an integer number (9464056).
Almost surely, 233124189 is an apocalyptic number.
It is an amenable number.
33124189 is a deficient number, since it is larger than the sum of its proper divisors (4732035).
33124189 is an equidigital number, since it uses as much as digits as its factorization.
33124189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4732034.
The product of its digits is 5184, while the sum is 31.
The square root of 33124189 is about 5755.3617610016. The cubic root of 33124189 is about 321.1552934350.
The spelling of 33124189 in words is "thirty-three million, one hundred twenty-four thousand, one hundred eighty-nine".
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