Base | Representation |
---|---|
bin | 1011111110100110… |
… | …1000110000111010 |
3 | 22022002021101000100 |
4 | 2333221220300322 |
5 | 23041113110010 |
6 | 1251020220230 |
7 | 142452064350 |
oct | 27751506072 |
9 | 8262241010 |
10 | 3215363130 |
11 | 13aaa96a01 |
12 | 75899a676 |
13 | 3c31ba545 |
14 | 2270677d0 |
15 | 13c4352c0 |
hex | bfa68c3a |
3215363130 has 48 divisors (see below), whose sum is σ = 9554223744. Its totient is φ = 734940000.
The previous prime is 3215363111. The next prime is 3215363143. The reversal of 3215363130 is 313635123.
It is a happy number.
3215363130 is a `hidden beast` number, since 3 + 21 + 5 + 3 + 631 + 3 + 0 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 3215363094 and 3215363103.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2551246 + ... + 2552505.
It is an arithmetic number, because the mean of its divisors is an integer number (199046328).
Almost surely, 23215363130 is an apocalyptic number.
3215363130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
3215363130 is an abundant number, since it is smaller than the sum of its proper divisors (6338860614).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3215363130 is a wasteful number, since it uses less digits than its factorization.
3215363130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5103771 (or 5103768 counting only the distinct ones).
The product of its (nonzero) digits is 4860, while the sum is 27.
The square root of 3215363130 is about 56704.1720687288. The cubic root of 3215363130 is about 1475.9670961224.
Adding to 3215363130 its reverse (313635123), we get a palindrome (3528998253).
The spelling of 3215363130 in words is "three billion, two hundred fifteen million, three hundred sixty-three thousand, one hundred thirty".
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