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190613 is a prime number
BaseRepresentation
bin101110100010010101
3100200110202
4232202111
522044423
64030245
71422503
oct564225
9320422
10190613
11120235
1292385
13689b7
144d673
153b728
hex2e895

190613 has 2 divisors, whose sum is σ = 190614. Its totient is φ = 190612.

The previous prime is 190607. The next prime is 190633. The reversal of 190613 is 316091.

190613 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (190633) can be obtained adding 190613 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 165649 + 24964 = 407^2 + 158^2 .

It is a cyclic number.

It is not a de Polignac number, because 190613 - 28 = 190357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95306 + 95307.

It is an arithmetic number, because the mean of its divisors is an integer number (95307).

2190613 is an apocalyptic number.

It is an amenable number.

190613 is a deficient number, since it is larger than the sum of its proper divisors (1).

190613 is an equidigital number, since it uses as much as digits as its factorization.

190613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

The square root of 190613 is about 436.5924873380. The cubic root of 190613 is about 57.5507302765.

The spelling of 190613 in words is "one hundred ninety thousand, six hundred thirteen".