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13007012 = 227614273
BaseRepresentation
bin110001100111…
…100010100100
3220110211021012
4301213202210
511312211022
61142441352
7215362214
oct61474244
926424235
1013007012
1173843a7
124433258
132905475
141a28244
15121dde2
hexc678a4

13007012 has 12 divisors (see below), whose sum is σ = 22797516. Its totient is φ = 6493440.

The previous prime is 13007009. The next prime is 13007041. The reversal of 13007012 is 21070031.

It can be written as a sum of positive squares in 2 ways, for example, as 1132096 + 11874916 = 1064^2 + 3446^2 .

It is a super-2 number, since 2×130070122 = 338364722336288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 908 + ... + 5180.

It is an arithmetic number, because the mean of its divisors is an integer number (1899793).

Almost surely, 213007012 is an apocalyptic number.

It is an amenable number.

13007012 is a deficient number, since it is larger than the sum of its proper divisors (9790504).

13007012 is a wasteful number, since it uses less digits than its factorization.

13007012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5038 (or 5036 counting only the distinct ones).

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 13007012 is about 3606.5235338203. The cubic root of 13007012 is about 235.1757369653.

Adding to 13007012 its reverse (21070031), we get a palindrome (34077043).

The spelling of 13007012 in words is "thirteen million, seven thousand, twelve".

Divisors: 1 2 4 761 1522 3044 4273 8546 17092 3251753 6503506 13007012