Base | Representation |
---|---|
bin | 11010101011110110… |
… | …000111110101011001 |
3 | 2201221212110220111201 |
4 | 122223312013311121 |
5 | 432140120124302 |
6 | 21055110554201 |
7 | 2033021410465 |
oct | 325366076531 |
9 | 81855426451 |
10 | 28652895577 |
11 | 111738a3599 |
12 | 5677968961 |
13 | 29182769a7 |
14 | 155b5854a5 |
15 | b2a731c87 |
hex | 6abd87d59 |
28652895577 has 8 divisors (see below), whose sum is σ = 28945258496. Its totient is φ = 28361575872.
The previous prime is 28652895559. The next prime is 28652895611. The reversal of 28652895577 is 77559825682.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28652895577 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28652295577) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205533 + ... + 315514.
It is an arithmetic number, because the mean of its divisors is an integer number (3618157312).
Almost surely, 228652895577 is an apocalyptic number.
It is an amenable number.
28652895577 is a deficient number, since it is larger than the sum of its proper divisors (292362919).
28652895577 is a wasteful number, since it uses less digits than its factorization.
28652895577 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521607.
The product of its digits is 84672000, while the sum is 64.
The spelling of 28652895577 in words is "twenty-eight billion, six hundred fifty-two million, eight hundred ninety-five thousand, five hundred seventy-seven".
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