Base | Representation |
---|---|
bin | 111000010110… |
… | …100111111000 |
3 | 1000210112101002 |
4 | 320112213320 |
5 | 12240211403 |
6 | 1244344132 |
7 | 236365115 |
oct | 70264770 |
9 | 30715332 |
10 | 14772728 |
11 | 837aa73 |
12 | 4b45048 |
13 | 30a3079 |
14 | 1d6790c |
15 | 146c188 |
hex | e169f8 |
14772728 has 32 divisors (see below), whose sum is σ = 30877200. Its totient is φ = 6584832.
The previous prime is 14772727. The next prime is 14772733. The reversal of 14772728 is 82727741.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a junction number, because it is equal to n+sod(n) for n = 14772691 and 14772700.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14772727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275 + ... + 5442.
Almost surely, 214772728 is an apocalyptic number.
It is an amenable number.
14772728 is an abundant number, since it is smaller than the sum of its proper divisors (16104472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14772728 is a wasteful number, since it uses less digits than its factorization.
14772728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5759 (or 5755 counting only the distinct ones).
The product of its digits is 43904, while the sum is 38.
The square root of 14772728 is about 3843.5306685390. The cubic root of 14772728 is about 245.3693055975.
The spelling of 14772728 in words is "fourteen million, seven hundred seventy-two thousand, seven hundred twenty-eight".
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