Base | Representation |
---|---|
bin | 11100101010110000… |
… | …001000101110110000 |
3 | 2221110020211021201111 |
4 | 130222300020232300 |
5 | 1001020200022231 |
6 | 22050245443104 |
7 | 2136543650623 |
oct | 345260105660 |
9 | 87406737644 |
10 | 30782032816 |
11 | 12066722947 |
12 | 5b70a10494 |
13 | 2b973c6c02 |
14 | 16c0257dba |
15 | c026024b1 |
hex | 72ac08bb0 |
30782032816 has 40 divisors (see below), whose sum is σ = 60935340960. Its totient is φ = 15058407936.
The previous prime is 30782032807. The next prime is 30782032837. The reversal of 30782032816 is 61823028703.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253876 + ... + 354988.
It is an arithmetic number, because the mean of its divisors is an integer number (1523383524).
Almost surely, 230782032816 is an apocalyptic number.
It is an amenable number.
30782032816 is a deficient number, since it is larger than the sum of its proper divisors (30153308144).
30782032816 is a wasteful number, since it uses less digits than its factorization.
30782032816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101533 (or 101527 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The spelling of 30782032816 in words is "thirty billion, seven hundred eighty-two million, thirty-two thousand, eight hundred sixteen".
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