Base | Representation |
---|---|
bin | 1011111110100001… |
… | …1101100011000000 |
3 | 22022001200201101121 |
4 | 2333220131203000 |
5 | 23041023230130 |
6 | 1251005442024 |
7 | 142446342211 |
oct | 27750354300 |
9 | 8261621347 |
10 | 3215055040 |
11 | 13aa8a648a |
12 | 758870314 |
13 | 3c3110242 |
14 | 226dc7408 |
15 | 13c3c3d7a |
hex | bfa1d8c0 |
3215055040 has 28 divisors (see below), whose sum is σ = 7655850576. Its totient is φ = 1286021888.
The previous prime is 3215054987. The next prime is 3215055061. The reversal of 3215055040 is 405505123.
3215055040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 3215054996 and 3215055014.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5023204 + ... + 5023843.
Almost surely, 23215055040 is an apocalyptic number.
It is an amenable number.
3215055040 is an abundant number, since it is smaller than the sum of its proper divisors (4440795536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3215055040 is a wasteful number, since it uses less digits than its factorization.
3215055040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10047064 (or 10047054 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 25.
The square root of 3215055040 is about 56701.4553605108. The cubic root of 3215055040 is about 1475.9199531602.
The spelling of 3215055040 in words is "three billion, two hundred fifteen million, fifty-five thousand, forty".
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