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5278929 = 31759643
BaseRepresentation
bin10100001000110011010001
3100221012022220
4110020303101
52322411204
6305051253
762604315
oct24106321
910835286
105278929
112a86157
121926b29
13112aa36
149b5b45
156e41d9
hex508cd1

5278929 has 4 divisors (see below), whose sum is σ = 7038576. Its totient is φ = 3519284.

The previous prime is 5278927. The next prime is 5278939. The reversal of 5278929 is 9298725.

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 5278929 - 21 = 5278927 is a prime.

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

5278929 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5278927) 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, 879819 + ... + 879824.

It is an arithmetic number, because the mean of its divisors is an integer number (1759644).

Almost surely, 25278929 is an apocalyptic number.

It is an amenable number.

5278929 is a deficient number, since it is larger than the sum of its proper divisors (1759647).

5278929 is a wasteful number, since it uses less digits than its factorization.

5278929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759646.

The product of its digits is 90720, while the sum is 42.

The square root of 5278929 is about 2297.5920003343. The cubic root of 5278929 is about 174.1199793462.

The spelling of 5278929 in words is "five million, two hundred seventy-eight thousand, nine hundred twenty-nine".

Divisors: 1 3 1759643 5278929