Base | Representation |
---|---|
bin | 111111001100… |
… | …0011010001011 |
3 | 2022100011222121 |
4 | 1332120122023 |
5 | 31440130443 |
6 | 3142032111 |
7 | 551413165 |
oct | 176303213 |
9 | 68304877 |
10 | 33130123 |
11 | 17779174 |
12 | b118637 |
13 | 6b2c930 |
14 | 4585935 |
15 | 2d964ed |
hex | 1f9868b |
33130123 has 8 divisors (see below), whose sum is σ = 35758688. Its totient is φ = 30513024.
The previous prime is 33130099. The next prime is 33130157. The reversal of 33130123 is 32103133.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 33130123 - 213 = 33121931 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 33130097 and 33130106.
It is not an unprimeable number, because it can be changed into a prime (33130183) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3715 + ... + 8947.
It is an arithmetic number, because the mean of its divisors is an integer number (4469836).
Almost surely, 233130123 is an apocalyptic number.
33130123 is a deficient number, since it is larger than the sum of its proper divisors (2628565).
33130123 is a wasteful number, since it uses less digits than its factorization.
33130123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5733.
The product of its (nonzero) digits is 162, while the sum is 16.
The square root of 33130123 is about 5755.8772572042. The cubic root of 33130123 is about 321.1744699721.
Adding to 33130123 its reverse (32103133), we get a palindrome (65233256).
The spelling of 33130123 in words is "thirty-three million, one hundred thirty thousand, one hundred twenty-three".
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