Search a number
-
+
12361242 = 237129017
BaseRepresentation
bin101111001001…
…111000011010
3212021000102210
4233021320122
511131024432
61120535550
7210032415
oct57117032
925230383
1012361242
116a83203
1241815b6
13273a55a
1418dab7c
1511428cc
hexbc9e1a

12361242 has 16 divisors (see below), whose sum is σ = 25071552. Its totient is φ = 4062240.

The previous prime is 12361241. The next prime is 12361249. The reversal of 12361242 is 24216321.

It is not an unprimeable number, because it can be changed into a prime (12361241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14083 + ... + 14934.

It is an arithmetic number, because the mean of its divisors is an integer number (1566972).

Almost surely, 212361242 is an apocalyptic number.

12361242 is an abundant number, since it is smaller than the sum of its proper divisors (12710310).

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

12361242 is a wasteful number, since it uses less digits than its factorization.

12361242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29093.

The product of its digits is 576, while the sum is 21.

The square root of 12361242 is about 3515.8557990907. The cubic root of 12361242 is about 231.2175009601.

Adding to 12361242 its reverse (24216321), we get a palindrome (36577563).

The spelling of 12361242 in words is "twelve million, three hundred sixty-one thousand, two hundred forty-two".

Divisors: 1 2 3 6 71 142 213 426 29017 58034 87051 174102 2060207 4120414 6180621 12361242