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3215113 = 11292283
BaseRepresentation
bin1100010000111100001001
320001100022021
430100330021
51310340423
6152524441
736220336
oct14207411
96040267
103215113
1118a6620
1210b0721
13887545
145d998d
1543795d
hex310f09

3215113 has 4 divisors (see below), whose sum is σ = 3507408. Its totient is φ = 2922820.

The previous prime is 3215111. The next prime is 3215117. The reversal of 3215113 is 3115123.

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: 3115123 = 11283193.

It is a cyclic number.

It is not a de Polignac number, because 3215113 - 21 = 3215111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3215111) 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, 146131 + ... + 146152.

It is an arithmetic number, because the mean of its divisors is an integer number (876852).

Almost surely, 23215113 is an apocalyptic number.

It is an amenable number.

3215113 is a deficient number, since it is larger than the sum of its proper divisors (292295).

3215113 is a wasteful number, since it uses less digits than its factorization.

3215113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292294.

The product of its digits is 90, while the sum is 16.

The square root of 3215113 is about 1793.0736181206. The cubic root of 3215113 is about 147.5928822247.

The spelling of 3215113 in words is "three million, two hundred fifteen thousand, one hundred thirteen".

Divisors: 1 11 292283 3215113