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9014213 = 13693401
BaseRepresentation
bin100010011000…
…101111000101
3121221222011202
4202120233011
54301423323
6521112245
7136422335
oct42305705
917858152
109014213
1150a756a
123028685
131b37c70
1412a90c5
15bd0d28
hex898bc5

9014213 has 4 divisors (see below), whose sum is σ = 9707628. Its totient is φ = 8320800.

The previous prime is 9014209. The next prime is 9014221. The reversal of 9014213 is 3124109.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3124109 = 5952951.

It can be written as a sum of positive squares in 2 ways, for example, as 1435204 + 7579009 = 1198^2 + 2753^2 .

It is a cyclic number.

It is not a de Polignac number, because 9014213 - 22 = 9014209 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 (9014513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346688 + ... + 346713.

It is an arithmetic number, because the mean of its divisors is an integer number (2426907).

Almost surely, 29014213 is an apocalyptic number.

It is an amenable number.

9014213 is a deficient number, since it is larger than the sum of its proper divisors (693415).

9014213 is a wasteful number, since it uses less digits than its factorization.

9014213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693414.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 9014213 is about 3002.3678988425. The cubic root of 9014213 is about 208.1178218688.

The spelling of 9014213 in words is "nine million, fourteen thousand, two hundred thirteen".

Divisors: 1 13 693401 9014213