Base | Representation |
---|---|
bin | 1011111000000100… |
… | …0010001010100101 |
3 | 22020011200020100220 |
4 | 2332001002022211 |
5 | 23012103121203 |
6 | 1244200354553 |
7 | 142000026462 |
oct | 27601021245 |
9 | 8204606326 |
10 | 3187942053 |
11 | 139656805a |
12 | 74b775a59 |
13 | 3ba60935a |
14 | 22356a669 |
15 | 139d1a653 |
hex | be0422a5 |
3187942053 has 8 divisors (see below), whose sum is σ = 4260273600. Its totient is φ = 2120452608.
The previous prime is 3187942031. The next prime is 3187942061. The reversal of 3187942053 is 3502497813.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3187942053 - 218 = 3187679909 is a prime.
It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 3187941996 and 3187942014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3187942253) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1208988 + ... + 1211621.
It is an arithmetic number, because the mean of its divisors is an integer number (532534200).
Almost surely, 23187942053 is an apocalyptic number.
It is an amenable number.
3187942053 is a deficient number, since it is larger than the sum of its proper divisors (1072331547).
3187942053 is a wasteful number, since it uses less digits than its factorization.
3187942053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2421051.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 3187942053 is about 56461.8637046281. The cubic root of 3187942053 is about 1471.7593590765.
The spelling of 3187942053 in words is "three billion, one hundred eighty-seven million, nine hundred forty-two thousand, fifty-three".
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