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12301230232 = 236125207439
BaseRepresentation
bin10110111010011010…
…11110000010011000
31011202021221020112201
423131031132002120
5200143103331412
65352350015544
7613556505664
oct133515360230
934667836481
1012301230232
1152427a6385
1224737a75b4
1312106a3575
14849a318a4
154bee23e57
hex2dd35e098

12301230232 has 16 divisors (see below), whose sum is σ = 23442919200. Its totient is φ = 6049785120.

The previous prime is 12301230229. The next prime is 12301230233. The reversal of 12301230232 is 23203210321.

12301230232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12301230233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12603232 + ... + 12604207.

It is an arithmetic number, because the mean of its divisors is an integer number (1465182450).

Almost surely, 212301230232 is an apocalyptic number.

It is an amenable number.

12301230232 is a deficient number, since it is larger than the sum of its proper divisors (11141688968).

12301230232 is a wasteful number, since it uses less digits than its factorization.

12301230232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25207506 (or 25207502 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12301230232 its reverse (23203210321), we get a palindrome (35504440553).

The spelling of 12301230232 in words is "twelve billion, three hundred one million, two hundred thirty thousand, two hundred thirty-two".

Divisors: 1 2 4 8 61 122 244 488 25207439 50414878 100829756 201659512 1537653779 3075307558 6150615116 12301230232