Base | Representation |
---|---|
bin | 11100001010110101… |
… | …111111100100011000 |
3 | 2220001221111102100221 |
4 | 130022311333210120 |
5 | 443421123302430 |
6 | 21521203405424 |
7 | 2120353453534 |
oct | 341265774430 |
9 | 86057442327 |
10 | 30246697240 |
11 | 11911521351 |
12 | 5a41683874 |
13 | 2b1051c3b6 |
14 | 166d104bc4 |
15 | bc060957a |
hex | 70ad7f918 |
30246697240 has 32 divisors (see below), whose sum is σ = 70401798000. Its totient is φ = 11681482624.
The previous prime is 30246697213. The next prime is 30246697309. The reversal of 30246697240 is 4279664203.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13036210 + ... + 13038529.
Almost surely, 230246697240 is an apocalyptic number.
It is an amenable number.
30246697240 is an abundant number, since it is smaller than the sum of its proper divisors (40155100760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30246697240 is a wasteful number, since it uses less digits than its factorization.
30246697240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26074779 (or 26074775 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 43.
The spelling of 30246697240 in words is "thirty billion, two hundred forty-six million, six hundred ninety-seven thousand, two hundred forty".
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