Search a number
-
+
13009014 = 232722723
BaseRepresentation
bin110001101000…
…000001110110
3220110221000100
4301220001312
511312242024
61142454530
7215401104
oct61500166
926427010
1013009014
117385957
124434446
132906355
141a28c74
15121e7c9
hexc68076

13009014 has 12 divisors (see below), whose sum is σ = 28186236. Its totient is φ = 4336332.

The previous prime is 13009001. The next prime is 13009019. The reversal of 13009014 is 41090031.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 722723 = 13009014 / (1 + 3 + 0 + 0 + 9 + 0 + 1 + 4).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13009019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 361344 + ... + 361379.

It is an arithmetic number, because the mean of its divisors is an integer number (2348853).

Almost surely, 213009014 is an apocalyptic number.

13009014 is an abundant number, since it is smaller than the sum of its proper divisors (15177222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13009014 is a wasteful number, since it uses less digits than its factorization.

13009014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722731 (or 722728 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 13009014 is about 3606.8010757457. The cubic root of 13009014 is about 235.1878021926.

Adding to 13009014 its reverse (41090031), we get a palindrome (54099045).

The spelling of 13009014 in words is "thirteen million, nine thousand, fourteen".

Divisors: 1 2 3 6 9 18 722723 1445446 2168169 4336338 6504507 13009014