Base | Representation |
---|---|
bin | 110110110101… |
… | …1110000111001 |
3 | 2000002210122012 |
4 | 1231223300321 |
5 | 24330043303 |
6 | 2504135305 |
7 | 466252565 |
oct | 155536071 |
9 | 60083565 |
10 | 28752953 |
11 | 15259579 |
12 | 9767535 |
13 | 5c594a8 |
14 | 3b666a5 |
15 | 27ce5d8 |
hex | 1b6bc39 |
28752953 has 2 divisors, whose sum is σ = 28752954. Its totient is φ = 28752952.
The previous prime is 28752937. The next prime is 28752961. The reversal of 28752953 is 35925782.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 21977344 + 6775609 = 4688^2 + 2603^2 .
It is a cyclic number.
It is not a de Polignac number, because 28752953 - 24 = 28752937 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28752953.
It is not a weakly prime, because it can be changed into another prime (28752923) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14376476 + 14376477.
It is an arithmetic number, because the mean of its divisors is an integer number (14376477).
Almost surely, 228752953 is an apocalyptic number.
It is an amenable number.
28752953 is a deficient number, since it is larger than the sum of its proper divisors (1).
28752953 is an equidigital number, since it uses as much as digits as its factorization.
28752953 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 151200, while the sum is 41.
The square root of 28752953 is about 5362.1780089811. The cubic root of 28752953 is about 306.3567719887.
The spelling of 28752953 in words is "twenty-eight million, seven hundred fifty-two thousand, nine hundred fifty-three".
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