Base | Representation |
---|---|
bin | 101011110110010100… |
… | …000111111100100010 |
3 | 11111112020100201000102 |
4 | 223312110013330202 |
5 | 1232411012043042 |
6 | 33343525422402 |
7 | 3254511421361 |
oct | 536624077442 |
9 | 144466321012 |
10 | 47082143522 |
11 | 18a70708317 |
12 | 915b86aa02 |
13 | 45943b942b |
14 | 23c8dcb7d8 |
15 | 1358629b32 |
hex | af6507f22 |
47082143522 has 18 divisors (see below), whose sum is σ = 71665081137. Its totient is φ = 23198767200.
The previous prime is 47082143447. The next prime is 47082143533. The reversal of 47082143522 is 22534128074.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 46311470401 + 770673121 = 215201^2 + 27761^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=153431.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 21786122 + ... + 21788282.
Almost surely, 247082143522 is an apocalyptic number.
47082143522 is a deficient number, since it is larger than the sum of its proper divisors (24582937615).
47082143522 is an frugal number, since it uses more digits than its factorization.
47082143522 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4466 (or 2234 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 38.
The spelling of 47082143522 in words is "forty-seven billion, eighty-two million, one hundred forty-three thousand, five hundred twenty-two".
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