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12331214344 = 2325133118553
BaseRepresentation
bin10110111101111111…
…10110011000001000
31011211101100121000101
423132333312120020
5200223242324334
65355340415144
7614402410141
oct133677663010
934741317011
1012331214344
115258715939
1224818474b4
131216971247
1484d9d8ac8
154c2898214
hex2deff6608

12331214344 has 32 divisors (see below), whose sum is σ = 23284527840. Its totient is φ = 6122160000.

The previous prime is 12331214327. The next prime is 12331214351. The reversal of 12331214344 is 44341213321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655372 + ... + 673924.

It is an arithmetic number, because the mean of its divisors is an integer number (727641495).

Almost surely, 212331214344 is an apocalyptic number.

It is an amenable number.

12331214344 is a deficient number, since it is larger than the sum of its proper divisors (10953313496).

12331214344 is a wasteful number, since it uses less digits than its factorization.

12331214344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19141 (or 19137 counting only the distinct ones).

The product of its digits is 6912, while the sum is 28.

Adding to 12331214344 its reverse (44341213321), we get a palindrome (56672427665).

The spelling of 12331214344 in words is "twelve billion, three hundred thirty-one million, two hundred fourteen thousand, three hundred forty-four".

Divisors: 1 2 4 8 251 331 502 662 1004 1324 2008 2648 18553 37106 74212 83081 148424 166162 332324 664648 4656803 6141043 9313606 12282086 18627212 24564172 37254424 49128344 1541401793 3082803586 6165607172 12331214344