Base | Representation |
---|---|
bin | 11111101011001… |
… | …011110000011111 |
3 | 1101000221122000202 |
4 | 133223023300133 |
5 | 2042020222142 |
6 | 124422014115 |
7 | 16111642043 |
oct | 3753136037 |
9 | 1330848022 |
10 | 531414047 |
11 | 252a7326a |
12 | 129b7733b |
13 | 861338a8 |
14 | 50812023 |
15 | 319c1032 |
hex | 1facbc1f |
531414047 has 2 divisors, whose sum is σ = 531414048. Its totient is φ = 531414046.
The previous prime is 531414043. The next prime is 531414049. The reversal of 531414047 is 740414135.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 531414047 - 22 = 531414043 is a prime.
Together with 531414049, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (531414043) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265707023 + 265707024.
It is an arithmetic number, because the mean of its divisors is an integer number (265707024).
Almost surely, 2531414047 is an apocalyptic number.
531414047 is a deficient number, since it is larger than the sum of its proper divisors (1).
531414047 is an equidigital number, since it uses as much as digits as its factorization.
531414047 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 531414047 is about 23052.4195476310. The cubic root of 531414047 is about 809.9863062258.
The spelling of 531414047 in words is "five hundred thirty-one million, four hundred fourteen thousand, forty-seven".
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