Base | Representation |
---|---|
bin | 100111110111111100… |
… | …0011011000010010001 |
3 | 22012000121221001011110 |
4 | 1033233320123002101 |
5 | 2400332001032144 |
6 | 103200513003533 |
7 | 6120651562614 |
oct | 1175770330221 |
9 | 265017831143 |
10 | 85628924049 |
11 | 33351328029 |
12 | 14718b535a9 |
13 | 80c83785c6 |
14 | 420459217b |
15 | 23627580b9 |
hex | 13efe1b091 |
85628924049 has 16 divisors (see below), whose sum is σ = 115804696320. Its totient is φ = 56271895680.
The previous prime is 85628924039. The next prime is 85628924093. The reversal of 85628924049 is 94042982658.
It is a happy number.
It is not a de Polignac number, because 85628924049 - 213 = 85628915857 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 85628924049.
It is not an unprimeable number, because it can be changed into a prime (85628924009) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146562 + ... + 439019.
It is an arithmetic number, because the mean of its divisors is an integer number (7237793520).
Almost surely, 285628924049 is an apocalyptic number.
It is an amenable number.
85628924049 is a deficient number, since it is larger than the sum of its proper divisors (30175772271).
85628924049 is a wasteful number, since it uses less digits than its factorization.
85628924049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 586280.
The product of its (nonzero) digits is 9953280, while the sum is 57.
The spelling of 85628924049 in words is "eighty-five billion, six hundred twenty-eight million, nine hundred twenty-four thousand, forty-nine".
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