Base | Representation |
---|---|
bin | 11010101101010001… |
… | …101111100001101011 |
3 | 2202000112200010120111 |
4 | 122231101233201223 |
5 | 432212242211014 |
6 | 21101325435151 |
7 | 2033432512051 |
oct | 325521574153 |
9 | 82015603514 |
10 | 28676913259 |
11 | 11186408415 |
12 | 5683a0bab7 |
13 | 2920235a37 |
14 | 15608381d1 |
15 | b2c8c82c4 |
hex | 6ad46f86b |
28676913259 has 4 divisors (see below), whose sum is σ = 28785951216. Its totient is φ = 28567875304.
The previous prime is 28676913197. The next prime is 28676913281. The reversal of 28676913259 is 95231967682.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28676913259 - 229 = 28140042347 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28676910259) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54518584 + ... + 54519109.
It is an arithmetic number, because the mean of its divisors is an integer number (7196487804).
Almost surely, 228676913259 is an apocalyptic number.
28676913259 is a deficient number, since it is larger than the sum of its proper divisors (109037957).
28676913259 is a wasteful number, since it uses less digits than its factorization.
28676913259 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 109037956.
The product of its digits is 9797760, while the sum is 58.
The spelling of 28676913259 in words is "twenty-eight billion, six hundred seventy-six million, nine hundred thirteen thousand, two hundred fifty-nine".
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