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13002067 = 131000159
BaseRepresentation
bin110001100110…
…010101010011
3220110120111001
4301212111103
511312031232
61142402431
7215341621
oct61462523
926416431
1013002067
117380711
124430417
132903140
141a26511
15121c6e7
hexc66553

13002067 has 4 divisors (see below), whose sum is σ = 14002240. Its totient is φ = 12001896.

The previous prime is 13002053. The next prime is 13002071. The reversal of 13002067 is 76020031.

13002067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76020031 = 223340897.

It is a cyclic number.

It is not a de Polignac number, because 13002067 - 223 = 4613459 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (13002037) 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, 500067 + ... + 500092.

It is an arithmetic number, because the mean of its divisors is an integer number (3500560).

Almost surely, 213002067 is an apocalyptic number.

13002067 is a deficient number, since it is larger than the sum of its proper divisors (1000173).

13002067 is a wasteful number, since it uses less digits than its factorization.

13002067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000172.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 13002067 is about 3605.8379053973. The cubic root of 13002067 is about 235.1459301855.

Adding to 13002067 its reverse (76020031), we get a palindrome (89022098).

The spelling of 13002067 in words is "thirteen million, two thousand, sixty-seven".

Divisors: 1 13 1000159 13002067