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5728029 = 31909343
BaseRepresentation
bin10101110110011100011101
3101210000101020
4111312130131
52431244104
6322434353
766454536
oct25663435
911700336
105728029
11326260a
121b029b9
131257288
14a9168d
157822d9
hex57671d

5728029 has 4 divisors (see below), whose sum is σ = 7637376. Its totient is φ = 3818684.

The previous prime is 5728027. The next prime is 5728043. The reversal of 5728029 is 9208275.

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 5728029 - 21 = 5728027 is a prime.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5728027) 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, 954669 + ... + 954674.

It is an arithmetic number, because the mean of its divisors is an integer number (1909344).

Almost surely, 25728029 is an apocalyptic number.

It is an amenable number.

5728029 is a deficient number, since it is larger than the sum of its proper divisors (1909347).

5728029 is a wasteful number, since it uses less digits than its factorization.

5728029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909346.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 5728029 is about 2393.3301067759. The cubic root of 5728029 is about 178.9239192715.

The spelling of 5728029 in words is "five million, seven hundred twenty-eight thousand, twenty-nine".

Divisors: 1 3 1909343 5728029