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25024229 is a prime number
BaseRepresentation
bin101111101110…
…1011011100101
31202002100210022
41133131123211
522401233404
62252204525
7422462636
oct137353345
952070708
1025024229
111314208a
128469745
135252249
14347588d
1522e48be
hex17dd6e5

25024229 has 2 divisors, whose sum is σ = 25024230. Its totient is φ = 25024228.

The previous prime is 25024217. The next prime is 25024243. The reversal of 25024229 is 92242052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25020004 + 4225 = 5002^2 + 65^2 .

It is a cyclic number.

It is not a de Polignac number, because 25024229 - 212 = 25020133 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25024198 and 25024207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25024429) 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, 12512114 + 12512115.

It is an arithmetic number, because the mean of its divisors is an integer number (12512115).

Almost surely, 225024229 is an apocalyptic number.

It is an amenable number.

25024229 is a deficient number, since it is larger than the sum of its proper divisors (1).

25024229 is an equidigital number, since it uses as much as digits as its factorization.

25024229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 25024229 is about 5002.4223132399. The cubic root of 25024229 is about 292.4962046894.

The spelling of 25024229 in words is "twenty-five million, twenty-four thousand, two hundred twenty-nine".