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12422400297 = 34140800099
BaseRepresentation
bin10111001000110111…
…01100100100101001
31012001201221022121220
423210123230210221
5200420113302142
65412355052253
7616560442326
oct134433544451
935051838556
1012422400297
1152a513722a
1224a82a1089
13122c819c28
1485bb73b4d
154ca8ab2ec
hex2e46ec929

12422400297 has 4 divisors (see below), whose sum is σ = 16563200400. Its totient is φ = 8281600196.

The previous prime is 12422400271. The next prime is 12422400307. The reversal of 12422400297 is 79200422421.

12422400297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12422400297 - 27 = 12422400169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12422400097) 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, 2070400047 + ... + 2070400052.

It is an arithmetic number, because the mean of its divisors is an integer number (4140800100).

Almost surely, 212422400297 is an apocalyptic number.

It is an amenable number.

12422400297 is a deficient number, since it is larger than the sum of its proper divisors (4140800103).

12422400297 is an equidigital number, since it uses as much as digits as its factorization.

12422400297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140800102.

The product of its (nonzero) digits is 16128, while the sum is 33.

The spelling of 12422400297 in words is "twelve billion, four hundred twenty-two million, four hundred thousand, two hundred ninety-seven".

Divisors: 1 3 4140800099 12422400297