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28441795 = 55688359
BaseRepresentation
bin110110001111…
…1110011000011
31222111222210211
41230133303003
524240114140
62453334551
7463515454
oct154376303
958458724
1028441795
1115066818
129637457
135b7a985
143ac512b
15276c2ea
hex1b1fcc3

28441795 has 4 divisors (see below), whose sum is σ = 34130160. Its totient is φ = 22753432.

The previous prime is 28441793. The next prime is 28441801. The reversal of 28441795 is 59714482.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 28441795 - 21 = 28441793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28441793) 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, 2844175 + ... + 2844184.

It is an arithmetic number, because the mean of its divisors is an integer number (8532540).

Almost surely, 228441795 is an apocalyptic number.

28441795 is a deficient number, since it is larger than the sum of its proper divisors (5688365).

28441795 is an equidigital number, since it uses as much as digits as its factorization.

28441795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5688364.

The product of its digits is 80640, while the sum is 40.

The square root of 28441795 is about 5333.0849421325. The cubic root of 28441795 is about 305.2476533758.

The spelling of 28441795 in words is "twenty-eight million, four hundred forty-one thousand, seven hundred ninety-five".

Divisors: 1 5 5688359 28441795