Base | Representation |
---|---|
bin | 110110010110… |
… | …0010010100100 |
3 | 1222121120222222 |
4 | 1230230102210 |
5 | 24243233324 |
6 | 2454411512 |
7 | 464120603 |
oct | 154542244 |
9 | 58546888 |
10 | 28492964 |
11 | 150a1205 |
12 | 9660b98 |
13 | 5b98056 |
14 | 3ad9a3a |
15 | 277c55e |
hex | 1b2c4a4 |
28492964 has 12 divisors (see below), whose sum is σ = 51582300. Its totient is φ = 13755168.
The previous prime is 28492963. The next prime is 28492967. The reversal of 28492964 is 46929482.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 19731364 + 8761600 = 4442^2 + 2960^2 .
It is not an unprimeable number, because it can be changed into a prime (28492963) 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, 122699 + ... + 122930.
It is an arithmetic number, because the mean of its divisors is an integer number (4298525).
Almost surely, 228492964 is an apocalyptic number.
It is an amenable number.
28492964 is a deficient number, since it is larger than the sum of its proper divisors (23089336).
28492964 is a wasteful number, since it uses less digits than its factorization.
28492964 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245662 (or 245660 counting only the distinct ones).
The product of its digits is 248832, while the sum is 44.
The square root of 28492964 is about 5337.8801035617. The cubic root of 28492964 is about 305.4305984606.
The spelling of 28492964 in words is "twenty-eight million, four hundred ninety-two thousand, nine hundred sixty-four".
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