Base | Representation |
---|---|
bin | 110110010110… |
… | …1000000011010 |
3 | 1222121202000122 |
4 | 1230231000122 |
5 | 24243332043 |
6 | 2454433242 |
7 | 464132264 |
oct | 154550032 |
9 | 58552018 |
10 | 28495898 |
11 | 150a3432 |
12 | 9662822 |
13 | 5b994a2 |
14 | 3adab34 |
15 | 277d368 |
hex | 1b2d01a |
28495898 has 8 divisors (see below), whose sum is σ = 42770592. Its totient is φ = 14239036.
The previous prime is 28495897. The next prime is 28495933. The reversal of 28495898 is 89859482.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (28495891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761 + ... + 7587.
It is an arithmetic number, because the mean of its divisors is an integer number (5346324).
Almost surely, 228495898 is an apocalyptic number.
28495898 is a deficient number, since it is larger than the sum of its proper divisors (14274694).
28495898 is a wasteful number, since it uses less digits than its factorization.
28495898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8916.
The product of its digits is 1658880, while the sum is 53.
The square root of 28495898 is about 5338.1549246907. The cubic root of 28495898 is about 305.4410817811.
The spelling of 28495898 in words is "twenty-eight million, four hundred ninety-five thousand, eight hundred ninety-eight".
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