Base | Representation |
---|---|
bin | 10001001101111… |
… | …10100011001111 |
3 | 101001210002010112 |
4 | 20212332203033 |
5 | 243433413112 |
6 | 22155430235 |
7 | 3402452324 |
oct | 1046764317 |
9 | 331702115 |
10 | 144435407 |
11 | 74591506 |
12 | 4045537b |
13 | 23c0114c |
14 | 1527ab4b |
15 | ca30a22 |
hex | 89be8cf |
144435407 has 2 divisors, whose sum is σ = 144435408. Its totient is φ = 144435406.
The previous prime is 144435337. The next prime is 144435413. The reversal of 144435407 is 704534441.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 144435407 - 210 = 144434383 is a prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (144435437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72217703 + 72217704.
It is an arithmetic number, because the mean of its divisors is an integer number (72217704).
Almost surely, 2144435407 is an apocalyptic number.
144435407 is a deficient number, since it is larger than the sum of its proper divisors (1).
144435407 is an equidigital number, since it uses as much as digits as its factorization.
144435407 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 26880, while the sum is 32.
The square root of 144435407 is about 12018.1282652500. The cubic root of 144435407 is about 524.6760292991.
Adding to 144435407 its reverse (704534441), we get a palindrome (848969848).
The spelling of 144435407 in words is "one hundred forty-four million, four hundred thirty-five thousand, four hundred seven".
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