Base | Representation |
---|---|
bin | 110101111011… |
… | …1100110011110 |
3 | 1222012121221212 |
4 | 1223313212132 |
5 | 24214332100 |
6 | 2450024422 |
7 | 462231446 |
oct | 153674636 |
9 | 58177855 |
10 | 28277150 |
11 | 14a64050 |
12 | 9578112 |
13 | 5b20a55 |
14 | 3a81126 |
15 | 2738635 |
hex | 1af799e |
28277150 has 24 divisors (see below), whose sum is σ = 57378024. Its totient is φ = 10282400.
The previous prime is 28277147. The next prime is 28277153. The reversal of 28277150 is 5177282.
It is an interprime number because it is at equal distance from previous prime (28277147) and next prime (28277153).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28277153) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25157 + ... + 26256.
It is an arithmetic number, because the mean of its divisors is an integer number (2390751).
Almost surely, 228277150 is an apocalyptic number.
28277150 is an abundant number, since it is smaller than the sum of its proper divisors (29100874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28277150 is a wasteful number, since it uses less digits than its factorization.
28277150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51436 (or 51431 counting only the distinct ones).
The product of its (nonzero) digits is 7840, while the sum is 32.
The square root of 28277150 is about 5317.6263501679. The cubic root of 28277150 is about 304.6575032051.
The spelling of 28277150 in words is "twenty-eight million, two hundred seventy-seven thousand, one hundred fifty".
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