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193135 = 5192107
BaseRepresentation
bin101111001001101111
3100210221011
4233021233
522140020
64050051
71433035
oct571157
9323834
10193135
11122118
1293927
1369ba7
1450555
153c35a
hex2f26f

193135 has 12 divisors (see below), whose sum is σ = 246888. Its totient is φ = 145008.

The previous prime is 193133. The next prime is 193139. The reversal of 193135 is 531391.

It is not a de Polignac number, because 193135 - 21 = 193133 is a prime.

It is a super-2 number, since 2×1931352 = 74602256450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1752 + ... + 1858.

It is an arithmetic number, because the mean of its divisors is an integer number (20574).

2193135 is an apocalyptic number.

193135 is a deficient number, since it is larger than the sum of its proper divisors (53753).

193135 is a wasteful number, since it uses less digits than its factorization.

193135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150 (or 131 counting only the distinct ones).

The product of its digits is 405, while the sum is 22.

The square root of 193135 is about 439.4712732364. The cubic root of 193135 is about 57.8034368554.

The spelling of 193135 in words is "one hundred ninety-three thousand, one hundred thirty-five".

Divisors: 1 5 19 95 107 361 535 1805 2033 10165 38627 193135