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13028716 = 223257179
BaseRepresentation
bin110001101100…
…110101101100
3220111221001001
4301230311230
511313404331
61143130044
7215512411
oct61546554
926457031
1013028716
117399738
124443924
1329122cc
141a32108
151225561
hexc6cd6c

13028716 has 6 divisors (see below), whose sum is σ = 22800260. Its totient is φ = 6514356.

The previous prime is 13028707. The next prime is 13028731. The reversal of 13028716 is 61782031.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1628586 + ... + 1628593.

Almost surely, 213028716 is an apocalyptic number.

It is an amenable number.

13028716 is a deficient number, since it is larger than the sum of its proper divisors (9771544).

13028716 is a wasteful number, since it uses less digits than its factorization.

13028716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3257183 (or 3257181 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 13028716 is about 3609.5312715088. The cubic root of 13028716 is about 235.3064720327.

The spelling of 13028716 in words is "thirteen million, twenty-eight thousand, seven hundred sixteen".

Divisors: 1 2 4 3257179 6514358 13028716