Base | Representation |
---|---|
bin | 11110101111101010… |
… | …111101000101101110 |
3 | 10011012122222121011120 |
4 | 132233222331011232 |
5 | 1020102040403032 |
6 | 23055430401410 |
7 | 2246032513440 |
oct | 365752750556 |
9 | 104178877146 |
10 | 33012044142 |
11 | 13000490410 |
12 | 6493800266 |
13 | 316140573c |
14 | 18524a8490 |
15 | cd329b62c |
hex | 7afabd16e |
33012044142 has 64 divisors (see below), whose sum is σ = 82675468800. Its totient is φ = 8537086080.
The previous prime is 33012044113. The next prime is 33012044161. The reversal of 33012044142 is 24144021033.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50217 + ... + 261812.
It is an arithmetic number, because the mean of its divisors is an integer number (1291804200).
Almost surely, 233012044142 is an apocalyptic number.
33012044142 is an abundant number, since it is smaller than the sum of its proper divisors (49663424658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33012044142 is a wasteful number, since it uses less digits than its factorization.
33012044142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 312281.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 33012044142 its reverse (24144021033), we get a palindrome (57156065175).
The spelling of 33012044142 in words is "thirty-three billion, twelve million, forty-four thousand, one hundred forty-two".
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