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190250239 is a prime number
BaseRepresentation
bin10110101011011…
…11110011111111
3111020222201021011
423111233303333
5342201001424
630513420051
74500046264
oct1325576377
9436881234
10190250239
1198433903
125386a627
133055260a
141b3a526b
1511a80694
hexb56fcff

190250239 has 2 divisors, whose sum is σ = 190250240. Its totient is φ = 190250238.

The previous prime is 190250201. The next prime is 190250243. The reversal of 190250239 is 932052091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190250239 - 213 = 190242047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 190250239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190250299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95125119 + 95125120.

It is an arithmetic number, because the mean of its divisors is an integer number (95125120).

Almost surely, 2190250239 is an apocalyptic number.

190250239 is a deficient number, since it is larger than the sum of its proper divisors (1).

190250239 is an equidigital number, since it uses as much as digits as its factorization.

190250239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 190250239 is about 13793.1228878742. The cubic root of 190250239 is about 575.1419828332.

The spelling of 190250239 in words is "one hundred ninety million, two hundred fifty thousand, two hundred thirty-nine".