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3189097 = 12725111
BaseRepresentation
bin1100001010100101101001
320000000121201
430022211221
51304022342
6152204201
736051442
oct14124551
96000551
103189097
11188901a
121099661
13878752
145d02c9
1542edb7
hex30a969

3189097 has 4 divisors (see below), whose sum is σ = 3214336. Its totient is φ = 3163860.

The previous prime is 3189089. The next prime is 3189119. The reversal of 3189097 is 7909813.

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: 7909813 = 21433691.

It is a cyclic number.

It is not a de Polignac number, because 3189097 - 23 = 3189089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3189007) 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, 12429 + ... + 12682.

It is an arithmetic number, because the mean of its divisors is an integer number (803584).

Almost surely, 23189097 is an apocalyptic number.

It is an amenable number.

3189097 is a deficient number, since it is larger than the sum of its proper divisors (25239).

3189097 is a wasteful number, since it uses less digits than its factorization.

3189097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25238.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 3189097 is about 1785.8043005884. The cubic root of 3189097 is about 147.1937070256.

The spelling of 3189097 in words is "three million, one hundred eighty-nine thousand, ninety-seven".

Divisors: 1 127 25111 3189097