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22800131 is a prime number
BaseRepresentation
bin101011011111…
…0011100000011
31120220100220022
41112332130003
521314101011
62132404055
7364540454
oct126763403
946810808
1022800131
1111963092
12777662b
134953b03
14305712b
1520058db
hex15be703

22800131 has 2 divisors, whose sum is σ = 22800132. Its totient is φ = 22800130.

The previous prime is 22800121. The next prime is 22800139. The reversal of 22800131 is 13100822.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22800131 - 26 = 22800067 is a prime.

It is a super-2 number, since 2×228001312 = 1039691947234322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (22800139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11400065 + 11400066.

It is an arithmetic number, because the mean of its divisors is an integer number (11400066).

Almost surely, 222800131 is an apocalyptic number.

22800131 is a deficient number, since it is larger than the sum of its proper divisors (1).

22800131 is an equidigital number, since it uses as much as digits as its factorization.

22800131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 22800131 is about 4774.9482719711. The cubic root of 22800131 is about 283.5605308779.

Adding to 22800131 its reverse (13100822), we get a palindrome (35900953).

The spelling of 22800131 in words is "twenty-two million, eight hundred thousand, one hundred thirty-one".