Base | Representation |
---|---|
bin | 10101110001101001… |
… | …000111110110001000 |
3 | 2020100111022022112200 |
4 | 111301221013312020 |
5 | 340341122120203 |
6 | 14424041240200 |
7 | 1455261656115 |
oct | 256151076610 |
9 | 66314268480 |
10 | 23381441928 |
11 | 9a0923a429 |
12 | 4646493060 |
13 | 2288103750 |
14 | 11bb42190c |
15 | 91ca599a3 |
hex | 571a47d88 |
23381441928 has 48 divisors (see below), whose sum is σ = 68195875020. Its totient is φ = 7194289536.
The previous prime is 23381441851. The next prime is 23381441989. The reversal of 23381441928 is 82914418332.
It can be written as a sum of positive squares in 2 ways, for example, as 22505400324 + 876041604 = 150018^2 + 29598^2 .
It is a nude number because it is divisible by every one of its digits.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12489151 + ... + 12491022.
Almost surely, 223381441928 is an apocalyptic number.
It is an amenable number.
23381441928 is an abundant number, since it is smaller than the sum of its proper divisors (44814433092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23381441928 is a wasteful number, since it uses less digits than its factorization.
23381441928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24980198 (or 24980191 counting only the distinct ones).
The product of its digits is 331776, while the sum is 45.
The spelling of 23381441928 in words is "twenty-three billion, three hundred eighty-one million, four hundred forty-one thousand, nine hundred twenty-eight".
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