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13242412 = 2219117333
BaseRepresentation
bin110010100001…
…000000101100
3220220210011201
4302201000230
511342224122
61151455244
7220362421
oct62410054
926823151
1013242412
117525247
124527524
132988661
141a89d48
151268a27
hexca102c

13242412 has 12 divisors (see below), whose sum is σ = 23296896. Its totient is φ = 6586160.

The previous prime is 13242407. The next prime is 13242443. The reversal of 13242412 is 21424231.

It is a super-2 number, since 2×132424122 = 350722951155488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13242412.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7903 + ... + 9430.

It is an arithmetic number, because the mean of its divisors is an integer number (1941408).

Almost surely, 213242412 is an apocalyptic number.

It is an amenable number.

13242412 is a deficient number, since it is larger than the sum of its proper divisors (10054484).

13242412 is a wasteful number, since it uses less digits than its factorization.

13242412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17528 (or 17526 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 13242412 is about 3639.0125034135. The cubic root of 13242412 is about 236.5859946784.

Adding to 13242412 its reverse (21424231), we get a palindrome (34666643).

The spelling of 13242412 in words is "thirteen million, two hundred forty-two thousand, four hundred twelve".

Divisors: 1 2 4 191 382 764 17333 34666 69332 3310603 6621206 13242412