Base | Representation |
---|---|
bin | 111000001001… |
… | …111011100010 |
3 | 1000200220001112 |
4 | 320021323202 |
5 | 12232030423 |
6 | 1243303322 |
7 | 236060414 |
oct | 70117342 |
9 | 30626045 |
10 | 14720738 |
11 | 83449aa |
12 | 4b1ab42 |
13 | 30854c6 |
14 | 1d529b4 |
15 | 145ba78 |
hex | e09ee2 |
14720738 has 6 divisors (see below), whose sum is σ = 22089249. Its totient is φ = 7357656.
The previous prime is 14720731. The next prime is 14720767. The reversal of 14720738 is 83702741.
It is a happy number.
14720738 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 9042049 + 5678689 = 3007^2 + 2383^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=2713.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14720731) by changing a digit.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 4070 + ... + 6782.
Almost surely, 214720738 is an apocalyptic number.
14720738 is a deficient number, since it is larger than the sum of its proper divisors (7368511).
14720738 is an frugal number, since it uses more digits than its factorization.
14720738 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5428 (or 2715 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 32.
The square root of 14720738 is about 3836.7613947182. The cubic root of 14720738 is about 245.0811226573.
Multiplying 14720738 by its sum of digits (32), we get a square (471063616 = 217042).
The spelling of 14720738 in words is "fourteen million, seven hundred twenty thousand, seven hundred thirty-eight".
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