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13008027 = 319228211
BaseRepresentation
bin110001100111…
…110010011011
3220110212122210
4301213302123
511312224102
61142450203
7215365164
oct61476233
926425583
1013008027
11738513a
124433963
132905a76
141a2876b
15121e36c
hexc67c9b

13008027 has 8 divisors (see below), whose sum is σ = 18256960. Its totient is φ = 8215560.

The previous prime is 13008019. The next prime is 13008101. The reversal of 13008027 is 72080031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13008027 - 23 = 13008019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13007994 and 13008012.

It is not an unprimeable number, because it can be changed into a prime (13008427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114049 + ... + 114162.

It is an arithmetic number, because the mean of its divisors is an integer number (2282120).

Almost surely, 213008027 is an apocalyptic number.

13008027 is a deficient number, since it is larger than the sum of its proper divisors (5248933).

13008027 is a wasteful number, since it uses less digits than its factorization.

13008027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228233.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 13008027 is about 3606.6642483048. The cubic root of 13008027 is about 235.1818541059.

Adding to 13008027 its reverse (72080031), we get a palindrome (85088058).

The spelling of 13008027 in words is "thirteen million, eight thousand, twenty-seven".

Divisors: 1 3 19 57 228211 684633 4336009 13008027