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12253104340 = 225612655217
BaseRepresentation
bin10110110100101011…
…11000100011010100
31011121221101012020021
423122111320203110
5200043243314330
65343510314524
7612433445161
oct133225704324
934557335207
1012253104340
115218615714
12245b658a44
1312037231c9
148434a5068
154baab967a
hex2da5788d4

12253104340 has 12 divisors (see below), whose sum is σ = 25731519156. Its totient is φ = 4901241728.

The previous prime is 12253104337. The next prime is 12253104349. The reversal of 12253104340 is 4340135221.

12253104340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3206050884 + 9047053456 = 56622^2 + 95116^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12253104349) 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, 306327589 + ... + 306327628.

It is an arithmetic number, because the mean of its divisors is an integer number (2144293263).

Almost surely, 212253104340 is an apocalyptic number.

12253104340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12253104340 is an abundant number, since it is smaller than the sum of its proper divisors (13478414816).

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

12253104340 is a wasteful number, since it uses less digits than its factorization.

12253104340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612655226 (or 612655224 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 12253104340 its reverse (4340135221), we get a palindrome (16593239561).

The spelling of 12253104340 in words is "twelve billion, two hundred fifty-three million, one hundred four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 612655217 1225310434 2450620868 3063276085 6126552170 12253104340