Base | Representation |
---|---|
bin | 110100010100000101… |
… | …111101100110010000 |
3 | 12100222200221002222210 |
4 | 310110011331212100 |
5 | 1410014422312232 |
6 | 41445510032120 |
7 | 4025662264203 |
oct | 642405754620 |
9 | 170880832883 |
10 | 56171682192 |
11 | 219054a524a |
12 | aa77948640 |
13 | 53b2589692 |
14 | 2a0c26d93a |
15 | 16db5e15cc |
hex | d1417d990 |
56171682192 has 20 divisors (see below), whose sum is σ = 145110179120. Its totient is φ = 18723894048.
The previous prime is 56171682191. The next prime is 56171682241. The reversal of 56171682192 is 29128617165.
It is a happy number.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 1170243379 = 56171682192 / (5 + 6 + 1 + 7 + 1 + 6 + 8 + 2 + 1 + 9 + 2).
It is not an unprimeable number, because it can be changed into a prime (56171682191) 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, 585121642 + ... + 585121737.
It is an arithmetic number, because the mean of its divisors is an integer number (7255508956).
Almost surely, 256171682192 is an apocalyptic number.
It is an amenable number.
56171682192 is an abundant number, since it is smaller than the sum of its proper divisors (88938496928).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56171682192 is a wasteful number, since it uses less digits than its factorization.
56171682192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1170243390 (or 1170243384 counting only the distinct ones).
The product of its digits is 362880, while the sum is 48.
The spelling of 56171682192 in words is "fifty-six billion, one hundred seventy-one million, six hundred eighty-two thousand, one hundred ninety-two".
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