Base | Representation |
---|---|
bin | 100011100101111100… |
… | …000111001010101100 |
3 | 10122122102221002010211 |
4 | 203211330013022230 |
5 | 1111232133310303 |
6 | 25320141112204 |
7 | 2522031132034 |
oct | 434574071254 |
9 | 118572832124 |
10 | 38217478828 |
11 | 15231852551 |
12 | 74a6b58664 |
13 | 37b09a21c9 |
14 | 1bc79648c4 |
15 | eda28266d |
hex | 8e5f072ac |
38217478828 has 12 divisors (see below), whose sum is σ = 67129216560. Its totient is φ = 19037702672.
The previous prime is 38217478823. The next prime is 38217478909. The reversal of 38217478828 is 82887471283.
38217478828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (38217478823) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17757976 + ... + 17760127.
It is an arithmetic number, because the mean of its divisors is an integer number (5594101380).
Almost surely, 238217478828 is an apocalyptic number.
It is an amenable number.
38217478828 is a deficient number, since it is larger than the sum of its proper divisors (28911737732).
38217478828 is a wasteful number, since it uses less digits than its factorization.
38217478828 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35518376 (or 35518374 counting only the distinct ones).
The product of its digits is 9633792, while the sum is 58.
The spelling of 38217478828 in words is "thirty-eight billion, two hundred seventeen million, four hundred seventy-eight thousand, eight hundred twenty-eight".
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