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12933340 = 225792381
BaseRepresentation
bin110001010101…
…100011011100
3220100002012121
4301111203130
511302331330
61141112324
7214634350
oct61254334
926302177
1012933340
117334012
1243b86a4
1328aaa84
141a09460
15120717a
hexc558dc

12933340 has 24 divisors (see below), whose sum is σ = 31040352. Its totient is φ = 4434240.

The previous prime is 12933329. The next prime is 12933341. The reversal of 12933340 is 4333921.

It is a happy number.

12933340 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 not an unprimeable number, because it can be changed into a prime (12933341) 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, 46051 + ... + 46330.

It is an arithmetic number, because the mean of its divisors is an integer number (1293348).

Almost surely, 212933340 is an apocalyptic number.

12933340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12933340 is an abundant number, since it is smaller than the sum of its proper divisors (18107012).

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

12933340 is a wasteful number, since it uses less digits than its factorization.

12933340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92397 (or 92395 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 12933340 is about 3596.2953160162. The cubic root of 12933340 is about 234.7308825134.

The spelling of 12933340 in words is "twelve million, nine hundred thirty-three thousand, three hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 92381 184762 369524 461905 646667 923810 1293334 1847620 2586668 3233335 6466670 12933340