Base | Representation |
---|---|
bin | 111001000000… |
… | …101101111011 |
3 | 1001010021212222 |
4 | 321000231323 |
5 | 12311221042 |
6 | 1252154255 |
7 | 241013600 |
oct | 71005573 |
9 | 31107788 |
10 | 14945147 |
11 | 8488568 |
12 | 500898b |
13 | 31336a9 |
14 | 1db06a7 |
15 | 14a32d2 |
hex | e40b7b |
14945147 has 24 divisors (see below), whose sum is σ = 18468000. Its totient is φ = 12034176.
The previous prime is 14945143. The next prime is 14945149. The reversal of 14945147 is 74154941.
It is not a de Polignac number, because 14945147 - 22 = 14945143 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14945143) 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 23 ways as a sum of consecutive naturals, for example, 100229 + ... + 100377.
It is an arithmetic number, because the mean of its divisors is an integer number (769500).
Almost surely, 214945147 is an apocalyptic number.
14945147 is a deficient number, since it is larger than the sum of its proper divisors (3522853).
14945147 is a wasteful number, since it uses less digits than its factorization.
14945147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 275 (or 268 counting only the distinct ones).
The product of its digits is 20160, while the sum is 35.
The square root of 14945147 is about 3865.8953684755. The cubic root of 14945147 is about 246.3202199531.
The spelling of 14945147 in words is "fourteen million, nine hundred forty-five thousand, one hundred forty-seven".
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