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190996 = 22133673
BaseRepresentation
bin101110101000010100
3100200222221
4232220110
522102441
64032124
71423561
oct565024
9320887
10190996
11120553
1292644
1368c20
144d868
153b8d1
hex2ea14

190996 has 12 divisors (see below), whose sum is σ = 360052. Its totient is φ = 88128.

The previous prime is 190979. The next prime is 190997. The reversal of 190996 is 699091.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19600 + 171396 = 140^2 + 414^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1785 + ... + 1888.

2190996 is an apocalyptic number.

It is an amenable number.

190996 is a deficient number, since it is larger than the sum of its proper divisors (169056).

190996 is a wasteful number, since it uses less digits than its factorization.

190996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3690 (or 3688 counting only the distinct ones).

The product of its (nonzero) digits is 4374, while the sum is 34.

The square root of 190996 is about 437.0308913567. The cubic root of 190996 is about 57.5892501801.

The spelling of 190996 in words is "one hundred ninety thousand, nine hundred ninety-six".

Divisors: 1 2 4 13 26 52 3673 7346 14692 47749 95498 190996