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12331300434 = 232055216739
BaseRepresentation
bin10110111110000000…
…01011011001010010
31011211101111222002220
423133000023121102
5200223303103214
65355342321510
7614403216135
oct133700133122
934741458086
1012331300434
115258774592
122481889296
1312169a149b
1484da1c21c
154c28b39a9
hex2df00b652

12331300434 has 8 divisors (see below), whose sum is σ = 24662600880. Its totient is φ = 4110433476.

The previous prime is 12331300427. The next prime is 12331300439. The reversal of 12331300434 is 43400313321.

It is a sphenic number, since it is the product of 3 distinct primes.

12331300434 is an admirable number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12331300439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1027608364 + ... + 1027608375.

It is an arithmetic number, because the mean of its divisors is an integer number (3082825110).

Almost surely, 212331300434 is an apocalyptic number.

12331300434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

12331300434 is a wasteful number, since it uses less digits than its factorization.

12331300434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2055216744.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 12331300434 its reverse (43400313321), we get a palindrome (55731613755).

The spelling of 12331300434 in words is "twelve billion, three hundred thirty-one million, three hundred thousand, four hundred thirty-four".

Divisors: 1 2 3 6 2055216739 4110433478 6165650217 12331300434