Base | Representation |
---|---|
bin | 11110110101001110… |
… | …001010110000010100 |
3 | 10011110011012102210211 |
4 | 132311032022300110 |
5 | 1020244410124421 |
6 | 23112554255204 |
7 | 2251243141030 |
oct | 366516126024 |
9 | 104404172724 |
10 | 33105161236 |
11 | 13049000694 |
12 | 64baa27504 |
13 | 31777a9404 |
14 | 18609c71c0 |
15 | cdb5419e1 |
hex | 7b538ac14 |
33105161236 has 24 divisors (see below), whose sum is σ = 68493438720. Its totient is φ = 13698687072.
The previous prime is 33105161231. The next prime is 33105161239. The reversal of 33105161236 is 63216150133.
It is a junction number, because it is equal to n+sod(n) for n = 33105161198 and 33105161207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33105161231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20384140 + ... + 20385763.
It is an arithmetic number, because the mean of its divisors is an integer number (2853893280).
Almost surely, 233105161236 is an apocalyptic number.
It is an amenable number.
33105161236 is an abundant number, since it is smaller than the sum of its proper divisors (35388277484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33105161236 is a wasteful number, since it uses less digits than its factorization.
33105161236 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40769943 (or 40769941 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 31.
The spelling of 33105161236 in words is "thirty-three billion, one hundred five million, one hundred sixty-one thousand, two hundred thirty-six".
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