Base | Representation |
---|---|
bin | 11010101011110110… |
… | …000111001111001110 |
3 | 2201221212110210011020 |
4 | 122223312013033032 |
5 | 432140120040014 |
6 | 21055110535010 |
7 | 2033021400405 |
oct | 325366071716 |
9 | 81855423136 |
10 | 28652893134 |
11 | 111738a1778 |
12 | 5677967466 |
13 | 2918275848 |
14 | 155b58463c |
15 | b2a7311a9 |
hex | 6abd873ce |
28652893134 has 16 divisors (see below), whose sum is σ = 60676715088. Its totient is φ = 8989142912.
The previous prime is 28652893121. The next prime is 28652893153. The reversal of 28652893134 is 43139825682.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 140455257 + ... + 140455460.
It is an arithmetic number, because the mean of its divisors is an integer number (3792294693).
Almost surely, 228652893134 is an apocalyptic number.
28652893134 is an abundant number, since it is smaller than the sum of its proper divisors (32023821954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28652893134 is a wasteful number, since it uses less digits than its factorization.
28652893134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280910739.
The product of its digits is 2488320, while the sum is 51.
The spelling of 28652893134 in words is "twenty-eight billion, six hundred fifty-two million, eight hundred ninety-three thousand, one hundred thirty-four".
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