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12311233936 = 24277392
BaseRepresentation
bin10110111011100111…
…01000010110010000
31011202222202111001021
423131303220112100
5200203133441221
65353344245224
7614040522211
oct133563502620
934688674037
1012311233936
115248409301
122477010814
131212796a11
1484b0b7408
154c0c4d041
hex2ddce8590

12311233936 has 15 divisors (see below), whose sum is σ = 23853875691. Its totient is φ = 6155395056.

The previous prime is 12311233933. The next prime is 12311233951. The reversal of 12311233936 is 63933211321.

The square root of 12311233936 is 110956.

It is a perfect power (a square), and thus also a powerful number.

12311233936 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12311233933) 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 2 ways as a sum of consecutive naturals, for example, 429955 + ... + 457693.

Almost surely, 212311233936 is an apocalyptic number.

12311233936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

12311233936 is the 110956-th square number.

It is an amenable number.

12311233936 is a deficient number, since it is larger than the sum of its proper divisors (11542641755).

12311233936 is an frugal number, since it uses more digits than its factorization.

12311233936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55486 (or 27741 counting only the distinct ones).

The product of its digits is 17496, while the sum is 34.

The spelling of 12311233936 in words is "twelve billion, three hundred eleven million, two hundred thirty-three thousand, nine hundred thirty-six".

Divisors: 1 2 4 8 16 27739 55478 110956 221912 443824 769452121 1538904242 3077808484 6155616968 12311233936