Base | Representation |
---|---|
bin | 110110101001… |
… | …0101010111111 |
3 | 1222220120122121 |
4 | 1231102222333 |
5 | 24313301200 |
6 | 2502023411 |
7 | 465344131 |
oct | 155225277 |
9 | 58816577 |
10 | 28650175 |
11 | 15199334 |
12 | 9717b67 |
13 | 5c21788 |
14 | 3b3b051 |
15 | 27ade1a |
hex | 1b52abf |
28650175 has 12 divisors (see below), whose sum is σ = 36110536. Its totient is φ = 22543200.
The previous prime is 28650137. The next prime is 28650199. The reversal of 28650175 is 57105682.
It is not a de Polignac number, because 28650175 - 27 = 28650047 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28650175.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7869 + ... + 10918.
Almost surely, 228650175 is an apocalyptic number.
28650175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
28650175 is a deficient number, since it is larger than the sum of its proper divisors (7460361).
28650175 is a wasteful number, since it uses less digits than its factorization.
28650175 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18858 (or 18853 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 34.
The square root of 28650175 is about 5352.5858236931. The cubic root of 28650175 is about 305.9913100755.
The spelling of 28650175 in words is "twenty-eight million, six hundred fifty thousand, one hundred seventy-five".
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