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12326130401 = 13948163877
BaseRepresentation
bin10110111101011000…
…11101001011100001
31011211000210022011012
423132230131023201
5200220442133101
65355035430305
7614311244144
oct133654351341
934730708135
1012326130401
115255863232
12247bbb5395
1312158b11b0
1484d07405b
154c21e1bbb
hex2deb1d2e1

12326130401 has 4 divisors (see below), whose sum is σ = 13274294292. Its totient is φ = 11377966512.

The previous prime is 12326130389. The next prime is 12326130409. The reversal of 12326130401 is 10403162321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4691565025 + 7634565376 = 68495^2 + 87376^2 .

It is a cyclic number.

It is not a de Polignac number, because 12326130401 - 26 = 12326130337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12326130409) by changing a digit.

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, 474081926 + ... + 474081951.

It is an arithmetic number, because the mean of its divisors is an integer number (3318573573).

Almost surely, 212326130401 is an apocalyptic number.

It is an amenable number.

12326130401 is a deficient number, since it is larger than the sum of its proper divisors (948163891).

12326130401 is an equidigital number, since it uses as much as digits as its factorization.

12326130401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948163890.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12326130401 its reverse (10403162321), we get a palindrome (22729292722).

The spelling of 12326130401 in words is "twelve billion, three hundred twenty-six million, one hundred thirty thousand, four hundred one".

Divisors: 1 13 948163877 12326130401