Base | Representation |
---|---|
bin | 10001101001011010… |
… | …100001001011000010 |
3 | 1210220112210220022111 |
4 | 101221122201023002 |
5 | 302301244202412 |
6 | 12412122325534 |
7 | 1240362661504 |
oct | 215132411302 |
9 | 53815726274 |
10 | 18948428482 |
11 | 8043991855 |
12 | 38099598aa |
13 | 1a2c881c79 |
14 | cba791d74 |
15 | 75d79e2a7 |
hex | 4696a12c2 |
18948428482 has 4 divisors (see below), whose sum is σ = 28422642726. Its totient is φ = 9474214240.
The previous prime is 18948428467. The next prime is 18948428501. The reversal of 18948428482 is 28482484981.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 14847178801 + 4101249681 = 121849^2 + 64041^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4737107119 + ... + 4737107122.
Almost surely, 218948428482 is an apocalyptic number.
18948428482 is a deficient number, since it is larger than the sum of its proper divisors (9474214244).
18948428482 is an equidigital number, since it uses as much as digits as its factorization.
18948428482 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9474214243.
The product of its digits is 9437184, while the sum is 58.
The spelling of 18948428482 in words is "eighteen billion, nine hundred forty-eight million, four hundred twenty-eight thousand, four hundred eighty-two".
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