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12331933 = 231094919
BaseRepresentation
bin101111000010…
…101110011101
3212012112020021
4233002232131
511124110213
61120152141
7206551105
oct57025635
925175207
1012331933
116a63189
124168651
13272a103
1418d0205
151138d8d
hexbc2b9d

12331933 has 8 divisors (see below), whose sum is σ = 12988800. Its totient is φ = 11685168.

The previous prime is 12331909. The next prime is 12331951. The reversal of 12331933 is 33913321.

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

It is a cyclic number.

It is not a de Polignac number, because 12331933 - 221 = 10234781 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12331898 and 12331907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12331903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48 + ... + 4966.

It is an arithmetic number, because the mean of its divisors is an integer number (1623600).

Almost surely, 212331933 is an apocalyptic number.

It is an amenable number.

12331933 is a deficient number, since it is larger than the sum of its proper divisors (656867).

12331933 is a wasteful number, since it uses less digits than its factorization.

12331933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5051.

The product of its digits is 1458, while the sum is 25.

The square root of 12331933 is about 3511.6852079878. The cubic root of 12331933 is about 231.0346143540.

The spelling of 12331933 in words is "twelve million, three hundred thirty-one thousand, nine hundred thirty-three".

Divisors: 1 23 109 2507 4919 113137 536171 12331933