Base | Representation |
---|---|
bin | 10111111110000… |
… | …011110001010101 |
3 | 1001000201001022212 |
4 | 113332003301111 |
5 | 1310422104331 |
6 | 103523203205 |
7 | 12652112324 |
oct | 2776036125 |
9 | 1030631285 |
10 | 402144341 |
11 | 196aaaaa5 |
12 | b2816505 |
13 | 65412641 |
14 | 3b5a20bb |
15 | 25488d2b |
hex | 17f83c55 |
402144341 has 2 divisors, whose sum is σ = 402144342. Its totient is φ = 402144340.
The previous prime is 402144319. The next prime is 402144373. The reversal of 402144341 is 143441204.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 305515441 + 96628900 = 17479^2 + 9830^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-402144341 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 (402144641) 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 as a sum of consecutive naturals, namely, 201072170 + 201072171.
It is an arithmetic number, because the mean of its divisors is an integer number (201072171).
Almost surely, 2402144341 is an apocalyptic number.
It is an amenable number.
402144341 is a deficient number, since it is larger than the sum of its proper divisors (1).
402144341 is an equidigital number, since it uses as much as digits as its factorization.
402144341 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 402144341 is about 20053.5368700885. The cubic root of 402144341 is about 738.1205905766.
Adding to 402144341 its reverse (143441204), we get a palindrome (545585545).
The spelling of 402144341 in words is "four hundred two million, one hundred forty-four thousand, three hundred forty-one".
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