Base | Representation |
---|---|
bin | 110111000110… |
… | …101001011001 |
3 | 1000011220000101 |
4 | 313012221121 |
5 | 12144221040 |
6 | 1233335401 |
7 | 233532061 |
oct | 67065131 |
9 | 30156011 |
10 | 14445145 |
11 | 8176940 |
12 | 4a07561 |
13 | 2cb9c30 |
14 | 1cc03a1 |
15 | 140509a |
hex | dc6a59 |
14445145 has 32 divisors (see below), whose sum is σ = 20684160. Its totient is φ = 9546240.
The previous prime is 14445131. The next prime is 14445157. The reversal of 14445145 is 54154441.
It is a de Polignac number, because none of the positive numbers 2k-14445145 is a prime.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 63522 + ... + 63748.
It is an arithmetic number, because the mean of its divisors is an integer number (646380).
Almost surely, 214445145 is an apocalyptic number.
It is an amenable number.
14445145 is a deficient number, since it is larger than the sum of its proper divisors (6239015).
14445145 is a wasteful number, since it uses less digits than its factorization.
14445145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 345.
The product of its digits is 6400, while the sum is 28.
The square root of 14445145 is about 3800.6769133932. The cubic root of 14445145 is about 243.5420562714.
Adding to 14445145 its reverse (54154441), we get a palindrome (68599586).
The spelling of 14445145 in words is "fourteen million, four hundred forty-five thousand, one hundred forty-five".
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