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13024027 = 71183437
BaseRepresentation
bin110001101011…
…101100011011
3220111200121101
4301223230123
511313232102
61143052231
7215462632
oct61535433
926450541
1013024027
117396165
124441077
132910133
141a30519
151223e87
hexc6bb1b

13024027 has 4 divisors (see below), whose sum is σ = 13207536. Its totient is φ = 12840520.

The previous prime is 13024021. The next prime is 13024087. The reversal of 13024027 is 72042031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13024027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13023995 and 13024013.

It is not an unprimeable number, because it can be changed into a prime (13024021) 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, 91648 + ... + 91789.

It is an arithmetic number, because the mean of its divisors is an integer number (3301884).

Almost surely, 213024027 is an apocalyptic number.

13024027 is a deficient number, since it is larger than the sum of its proper divisors (183509).

13024027 is an equidigital number, since it uses as much as digits as its factorization.

13024027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183508.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 13024027 is about 3608.8816827377. The cubic root of 13024027 is about 235.2782399225.

Adding to 13024027 its reverse (72042031), we get a palindrome (85066058).

It can be divided in two parts, 1302 and 4027, that added together give a square (5329 = 732).

The spelling of 13024027 in words is "thirteen million, twenty-four thousand, twenty-seven".

Divisors: 1 71 183437 13024027