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4131893 = 5877039
BaseRepresentation
bin1111110000110000110101
321202220220002
433300300311
52024210033
6224321045
750056223
oct17606065
97686802
104131893
112372397
121473185
13b1890c
14797b13
155693e8
hex3f0c35

4131893 has 4 divisors (see below), whose sum is σ = 4139520. Its totient is φ = 4124268.

The previous prime is 4131889. The next prime is 4131917. The reversal of 4131893 is 3981314.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3981314 = 21990657.

It is a cyclic number.

It is not a de Polignac number, because 4131893 - 22 = 4131889 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4131293) 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, 2933 + ... + 4106.

It is an arithmetic number, because the mean of its divisors is an integer number (1034880).

Almost surely, 24131893 is an apocalyptic number.

It is an amenable number.

4131893 is a deficient number, since it is larger than the sum of its proper divisors (7627).

4131893 is an equidigital number, since it uses as much as digits as its factorization.

4131893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7626.

The product of its digits is 2592, while the sum is 29.

The square root of 4131893 is about 2032.7058321361. The cubic root of 4131893 is about 160.4659982385.

The spelling of 4131893 in words is "four million, one hundred thirty-one thousand, eight hundred ninety-three".

Divisors: 1 587 7039 4131893