Base | Representation |
---|---|
bin | 110110101000… |
… | …0110100100011 |
3 | 1222220012020212 |
4 | 1231100310203 |
5 | 24313030340 |
6 | 2501524335 |
7 | 465313052 |
oct | 155206443 |
9 | 58805225 |
10 | 28642595 |
11 | 15193673 |
12 | 97136ab |
13 | 5c1b1a7 |
14 | 3b38399 |
15 | 27aba65 |
hex | 1b50d23 |
28642595 has 8 divisors (see below), whose sum is σ = 36180240. Its totient is φ = 21708000.
The previous prime is 28642591. The next prime is 28642597. The reversal of 28642595 is 59524682.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 28642595 - 22 = 28642591 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28642591) 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, 150656 + ... + 150845.
It is an arithmetic number, because the mean of its divisors is an integer number (4522530).
Almost surely, 228642595 is an apocalyptic number.
28642595 is a deficient number, since it is larger than the sum of its proper divisors (7537645).
28642595 is a wasteful number, since it uses less digits than its factorization.
28642595 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301525.
The product of its digits is 172800, while the sum is 41.
The square root of 28642595 is about 5351.8777078704. The cubic root of 28642595 is about 305.9643222390.
The spelling of 28642595 in words is "twenty-eight million, six hundred forty-two thousand, five hundred ninety-five".
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