Base | Representation |
---|---|
bin | 1011100110101110… |
… | …0111110000100000 |
3 | 22001002211120110112 |
4 | 2321223213300200 |
5 | 22334444020000 |
6 | 1233041550452 |
7 | 140124635024 |
oct | 27153476040 |
9 | 8032746415 |
10 | 3115220000 |
11 | 1359507992 |
12 | 72b345428 |
13 | 3a8526859 |
14 | 217a3a384 |
15 | 133753235 |
hex | b9ae7c20 |
3115220000 has 120 divisors (see below), whose sum is σ = 7739631900. Its totient is φ = 1233792000.
The previous prime is 3115219999. The next prime is 3115220021. The reversal of 3115220000 is 225113.
It is a happy number.
3115220000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 10 ways, for example, as 574656784 + 2540563216 = 23972^2 + 50404^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2179286 + ... + 2180714.
Almost surely, 23115220000 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 3115220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3869815950).
3115220000 is an abundant number, since it is smaller than the sum of its proper divisors (4624411900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3115220000 is a wasteful number, since it uses less digits than its factorization.
3115220000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1568 (or 1545 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 14.
The square root of 3115220000 is about 55814.1559104856. The cubic root of 3115220000 is about 1460.4821076272.
Adding to 3115220000 its reverse (225113), we get a palindrome (3115445113).
The spelling of 3115220000 in words is "three billion, one hundred fifteen million, two hundred twenty thousand".
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