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4135213 = 4998287
BaseRepresentation
bin1111110001100100101101
321210002110001
433301210231
52024311323
6224344301
750102005
oct17614455
97702401
104135213
112374935
121475091
13b1a294
14799005
1556a3ad
hex3f192d

4135213 has 4 divisors (see below), whose sum is σ = 4144000. Its totient is φ = 4126428.

The previous prime is 4135211. The next prime is 4135237. The reversal of 4135213 is 3125314.

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.

It is a cyclic number.

It is not a de Polignac number, because 4135213 - 21 = 4135211 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4135211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3645 + ... + 4642.

It is an arithmetic number, because the mean of its divisors is an integer number (1036000).

Almost surely, 24135213 is an apocalyptic number.

It is an amenable number.

4135213 is a deficient number, since it is larger than the sum of its proper divisors (8787).

4135213 is an equidigital number, since it uses as much as digits as its factorization.

4135213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8786.

The product of its digits is 360, while the sum is 19.

The square root of 4135213 is about 2033.5223136224. The cubic root of 4135213 is about 160.5089651860.

The spelling of 4135213 in words is "four million, one hundred thirty-five thousand, two hundred thirteen".

Divisors: 1 499 8287 4135213