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12952667 = 713210949
BaseRepresentation
bin110001011010…
…010001011011
3220101001201102
4301122101123
511303441132
61141342015
7215044610
oct61322133
926331642
1012952667
117347592
12440790b
1328b6800
141a12507
15120cc62
hexc5a45b

12952667 has 12 divisors (see below), whose sum is σ = 16030800. Its totient is φ = 10247328.

The previous prime is 12952649. The next prime is 12952669. The reversal of 12952667 is 76625921.

It is a happy number.

12952667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12952667 - 28 = 12952411 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12952667.

It is not an unprimeable number, because it can be changed into a prime (12952669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4292 + ... + 6657.

It is an arithmetic number, because the mean of its divisors is an integer number (1335900).

Almost surely, 212952667 is an apocalyptic number.

12952667 is a deficient number, since it is larger than the sum of its proper divisors (3078133).

12952667 is a wasteful number, since it uses less digits than its factorization.

12952667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10982 (or 10969 counting only the distinct ones).

The product of its digits is 45360, while the sum is 38.

The square root of 12952667 is about 3598.9813836696. The cubic root of 12952667 is about 234.8477480680.

The spelling of 12952667 in words is "twelve million, nine hundred fifty-two thousand, six hundred sixty-seven".

Divisors: 1 7 13 91 169 1183 10949 76643 142337 996359 1850381 12952667