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12254121304 = 231831836573
BaseRepresentation
bin10110110100110011…
…10000110101011000
31011122000021212020121
423122121300311120
5200044023340204
65343544203024
7612445212115
oct133231606530
934560255217
1012254121304
11521914a787
12245ba69474
1312039bb069
1484368b90c
154bac1ab54
hex2da670d58

12254121304 has 16 divisors (see below), whose sum is σ = 22989053520. Its totient is φ = 6123707040.

The previous prime is 12254121199. The next prime is 12254121329. The reversal of 12254121304 is 40312145221.

12254121304 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 an unprimeable number.

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, 403639 + ... + 432934.

It is an arithmetic number, because the mean of its divisors is an integer number (1436815845).

Almost surely, 212254121304 is an apocalyptic number.

It is an amenable number.

12254121304 is a deficient number, since it is larger than the sum of its proper divisors (10734932216).

12254121304 is a wasteful number, since it uses less digits than its factorization.

12254121304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 838410 (or 838406 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 12254121304 its reverse (40312145221), we get a palindrome (52566266525).

The spelling of 12254121304 in words is "twelve billion, two hundred fifty-four million, one hundred twenty-one thousand, three hundred four".

Divisors: 1 2 4 8 1831 3662 7324 14648 836573 1673146 3346292 6692584 1531765163 3063530326 6127060652 12254121304