Base | Representation |
---|---|
bin | 110111110101… |
… | …111101100101 |
3 | 1000112201212022 |
4 | 313311331211 |
5 | 12221421244 |
6 | 1241432525 |
7 | 235300103 |
oct | 67657545 |
9 | 30481768 |
10 | 14638949 |
11 | 8299506 |
12 | 4a9b745 |
13 | 3057200 |
14 | 1d30c73 |
15 | 14426ee |
hex | df5f65 |
14638949 has 24 divisors (see below), whose sum is σ = 17216640. Its totient is φ = 12400128.
The previous prime is 14638933. The next prime is 14638957. The reversal of 14638949 is 94983641.
It is not a de Polignac number, because 14638949 - 24 = 14638933 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14638979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 150869 + ... + 150965.
It is an arithmetic number, because the mean of its divisors is an integer number (717360).
Almost surely, 214638949 is an apocalyptic number.
14638949 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
14638949 is a deficient number, since it is larger than the sum of its proper divisors (2577691).
14638949 is a wasteful number, since it uses less digits than its factorization.
14638949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189 (or 176 counting only the distinct ones).
The product of its digits is 186624, while the sum is 44.
The square root of 14638949 is about 3826.0879498516. The cubic root of 14638949 is about 244.6263859802.
The spelling of 14638949 in words is "fourteen million, six hundred thirty-eight thousand, nine hundred forty-nine".
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