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4190693 = 132137181
BaseRepresentation
bin1111111111000111100101
321212220112212
433333013211
52033100233
6225453205
750422523
oct17770745
97786485
104190693
112402591
1214a1205
13b39600
147b1313
1557ba48
hex3ff1e5

4190693 has 12 divisors (see below), whose sum is σ = 4596228. Its totient is φ = 3818880.

The previous prime is 4190689. The next prime is 4190699. The reversal of 4190693 is 3960914.

It can be written as a sum of positive squares in 6 ways, for example, as 1684804 + 2505889 = 1298^2 + 1583^2 .

It is not a de Polignac number, because 4190693 - 22 = 4190689 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4190699) 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, 23063 + ... + 23243.

It is an arithmetic number, because the mean of its divisors is an integer number (383019).

Almost surely, 24190693 is an apocalyptic number.

It is an amenable number.

4190693 is a deficient number, since it is larger than the sum of its proper divisors (405535).

4190693 is a wasteful number, since it uses less digits than its factorization.

4190693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 331 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 4190693 is about 2047.1182183743. The cubic root of 4190693 is about 161.2236004295.

The spelling of 4190693 in words is "four million, one hundred ninety thousand, six hundred ninety-three".

Divisors: 1 13 137 169 181 1781 2353 23153 24797 30589 322361 4190693