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12240240332 = 2215299200017
BaseRepresentation
bin10110110011001001…
…10011111011001100
31011121001011122010112
423121210303323030
5200032000142312
65342330455152
7612216216605
oct133144637314
934531148115
1012240240332
115211329801
1224572944b8
131200b6ab78
148418b6dac
154b98c7d22
hex2d9933ecc

12240240332 has 12 divisors (see below), whose sum is σ = 21421927800. Its totient is φ = 6119689536.

The previous prime is 12240240281. The next prime is 12240240367. The reversal of 12240240332 is 23304204221.

It is a junction number, because it is equal to n+sod(n) for n = 12240240298 and 12240240307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38813 + ... + 161204.

It is an arithmetic number, because the mean of its divisors is an integer number (1785160650).

Almost surely, 212240240332 is an apocalyptic number.

It is an amenable number.

12240240332 is a deficient number, since it is larger than the sum of its proper divisors (9181687468).

12240240332 is a wasteful number, since it uses less digits than its factorization.

12240240332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215320 (or 215318 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 12240240332 its reverse (23304204221), we get a palindrome (35544444553).

The spelling of 12240240332 in words is "twelve billion, two hundred forty million, two hundred forty thousand, three hundred thirty-two".

Divisors: 1 2 4 15299 30598 61196 200017 400034 800068 3060060083 6120120166 12240240332