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4197693 = 31399231
BaseRepresentation
bin10000000000110100111101
321220021011010
4100000310331
52033311233
6225545433
750452113
oct20006475
97807133
104197693
112407875
1214a5279
13b3c856
147b3ab3
1557db63
hex400d3d

4197693 has 4 divisors (see below), whose sum is σ = 5596928. Its totient is φ = 2798460.

The previous prime is 4197671. The next prime is 4197737. The reversal of 4197693 is 3967914.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 4197693 - 26 = 4197629 is a prime.

It is a d-powerful number, because it can be written as 411 + 1 + 9 + 74 + 6 + 93 + 35 .

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4157693) 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, 699613 + ... + 699618.

It is an arithmetic number, because the mean of its divisors is an integer number (1399232).

Almost surely, 24197693 is an apocalyptic number.

It is an amenable number.

4197693 is a deficient number, since it is larger than the sum of its proper divisors (1399235).

4197693 is a wasteful number, since it uses less digits than its factorization.

4197693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1399234.

The product of its digits is 40824, while the sum is 39.

The square root of 4197693 is about 2048.8272255122. The cubic root of 4197693 is about 161.3133180818.

The spelling of 4197693 in words is "four million, one hundred ninety-seven thousand, six hundred ninety-three".

Divisors: 1 3 1399231 4197693