Search a number
-
+
7012 = 221753
BaseRepresentation
bin1101101100100
3100121201
41231210
5211022
652244
726305
oct15544
910551
107012
1152a5
124084
133265
1427ac
152127
hex1b64

7012 has 6 divisors (see below), whose sum is σ = 12278. Its totient is φ = 3504.

The previous prime is 7001. The next prime is 7013. The reversal of 7012 is 2107.

It can be written as a sum of positive squares in only one way, i.e., 4096 + 2916 = 64^2 + 54^2 .

It is an alternating number because its digits alternate between odd and even.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 7012.

It is not an unprimeable number, because it can be changed into a prime (7013) by changing a digit.

7012 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 873 + ... + 880.

27012 is an apocalyptic number.

It is an amenable number.

7012 is a deficient number, since it is larger than the sum of its proper divisors (5266).

7012 is a wasteful number, since it uses less digits than its factorization.

7012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757 (or 1755 counting only the distinct ones).

The product of its (nonzero) digits is 14, while the sum is 10.

The square root of 7012 is about 83.7376856618. The cubic root of 7012 is about 19.1402366227.

Adding to 7012 its reverse (2107), we get a palindrome (9119).

It can be divided in two parts, 701 and 2, that added together give a triangular number (703 = T37).

The spelling of 7012 in words is "seven thousand, twelve", and thus it is an iban number.

Divisors: 1 2 4 1753 3506 7012