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3201089 = 30710427
BaseRepresentation
bin1100001101100001000001
320000122001212
430031201001
51304413324
6152335505
736131423
oct14154101
96018055
103201089
111897031
1210a4595
13881048
145d4813
1543370e
hex30d841

3201089 has 4 divisors (see below), whose sum is σ = 3211824. Its totient is φ = 3190356.

The previous prime is 3201067. The next prime is 3201103. The reversal of 3201089 is 9801023.

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: 9801023 = 17535591.

It is a cyclic number.

It is not a de Polignac number, because 3201089 - 216 = 3135553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3201589) 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, 4907 + ... + 5520.

It is an arithmetic number, because the mean of its divisors is an integer number (802956).

Almost surely, 23201089 is an apocalyptic number.

It is an amenable number.

3201089 is a deficient number, since it is larger than the sum of its proper divisors (10735).

3201089 is a wasteful number, since it uses less digits than its factorization.

3201089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10734.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 3201089 is about 1789.1587408612. The cubic root of 3201089 is about 147.3779743426.

The spelling of 3201089 in words is "three million, two hundred one thousand, eighty-nine".

Divisors: 1 307 10427 3201089