Base | Representation |
---|---|
bin | 11110110110000110… |
… | …110011111110001000 |
3 | 10011111012010211122111 |
4 | 132312012303332020 |
5 | 1020312210310440 |
6 | 23114244432104 |
7 | 2251513304161 |
oct | 366606637610 |
9 | 104435124574 |
10 | 33120010120 |
11 | 1305642289a |
12 | 65039a8634 |
13 | 317a8a8032 |
14 | 1862970768 |
15 | cdc9c64ea |
hex | 7b61b3f88 |
33120010120 has 64 divisors (see below), whose sum is σ = 77831694720. Its totient is φ = 12660324864.
The previous prime is 33120010111. The next prime is 33120010127. The reversal of 33120010120 is 2101002133.
It is a self number, because there is not a number n which added to its sum of digits gives 33120010120.
It is not an unprimeable number, because it can be changed into a prime (33120010127) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017132 + ... + 1049188.
It is an arithmetic number, because the mean of its divisors is an integer number (1216120230).
Almost surely, 233120010120 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 33120010120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38915847360).
33120010120 is an abundant number, since it is smaller than the sum of its proper divisors (44711684600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
33120010120 is a wasteful number, since it uses less digits than its factorization.
33120010120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33214 (or 33210 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 33120010120 its reverse (2101002133), we get a palindrome (35221012253).
The spelling of 33120010120 in words is "thirty-three billion, one hundred twenty million, ten thousand, one hundred twenty".
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