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531299 is a prime number
BaseRepresentation
bin10000001101101100011
3222222210202
42001231203
5114000144
615215415
74341656
oct2015543
9888722
10531299
1133319a
1221756b
13157aa2
14db89d
15a764e
hex81b63

531299 has 2 divisors, whose sum is σ = 531300. Its totient is φ = 531298.

The previous prime is 531287. The next prime is 531331. The reversal of 531299 is 992135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 531299 - 28 = 531043 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 53 + 35 + 219 + 1 + 92 + 94 .

It is a nialpdrome in base 9.

It is not a weakly prime, because it can be changed into another prime (531229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265649 + 265650.

It is an arithmetic number, because the mean of its divisors is an integer number (265650).

2531299 is an apocalyptic number.

531299 is a deficient number, since it is larger than the sum of its proper divisors (1).

531299 is an equidigital number, since it uses as much as digits as its factorization.

531299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 29.

The square root of 531299 is about 728.9025998033. The cubic root of 531299 is about 80.9927850099.

The spelling of 531299 in words is "five hundred thirty-one thousand, two hundred ninety-nine".