Base | Representation |
---|---|
bin | 11010100000001101… |
… | …110011000101111011 |
3 | 2201110021022210001120 |
4 | 122200031303011323 |
5 | 431240142303413 |
6 | 21023500520323 |
7 | 2025132046314 |
oct | 324015630573 |
9 | 81407283046 |
10 | 28457775483 |
11 | 11083743a15 |
12 | 56225500a3 |
13 | 28b6a0a907 |
14 | 153d6b360b |
15 | b1853d723 |
hex | 6a037317b |
28457775483 has 12 divisors (see below), whose sum is σ = 40045846248. Its totient is φ = 17973331200.
The previous prime is 28457775457. The next prime is 28457775491. The reversal of 28457775483 is 38457775482.
It is not a de Polignac number, because 28457775483 - 213 = 28457767291 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28477775483) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13137318 + ... + 13139483.
It is an arithmetic number, because the mean of its divisors is an integer number (3337153854).
Almost surely, 228457775483 is an apocalyptic number.
28457775483 is a deficient number, since it is larger than the sum of its proper divisors (11588070765).
28457775483 is a wasteful number, since it uses less digits than its factorization.
28457775483 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26276842 (or 26276823 counting only the distinct ones).
The product of its digits is 52684800, while the sum is 60.
Subtracting 28457775483 from its reverse (38457775482), we obtain a palindrome (9999999999).
The spelling of 28457775483 in words is "twenty-eight billion, four hundred fifty-seven million, seven hundred seventy-five thousand, four hundred eighty-three".
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