Base | Representation |
---|---|
bin | 11010100111001100… |
… | …111110101000100111 |
3 | 2201202102220110102002 |
4 | 122213030332220213 |
5 | 432010200014002 |
6 | 21043245235515 |
7 | 2031054334121 |
oct | 324714765047 |
9 | 81672813362 |
10 | 28575001127 |
11 | 11133930312 |
12 | 5655862b9b |
13 | 29050a2aba |
14 | 15510aa211 |
15 | b23997002 |
hex | 6a733ea27 |
28575001127 has 8 divisors (see below), whose sum is σ = 29768089680. Its totient is φ = 27405538240.
The previous prime is 28575001067. The next prime is 28575001139. The reversal of 28575001127 is 72110057582.
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-28575001127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28575007127) 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, 5903948 + ... + 5908785.
It is an arithmetic number, because the mean of its divisors is an integer number (3721011210).
Almost surely, 228575001127 is an apocalyptic number.
28575001127 is a deficient number, since it is larger than the sum of its proper divisors (1193088553).
28575001127 is a wasteful number, since it uses less digits than its factorization.
28575001127 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11812833.
The product of its (nonzero) digits is 39200, while the sum is 38.
The spelling of 28575001127 in words is "twenty-eight billion, five hundred seventy-five million, one thousand, one hundred twenty-seven".
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