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13242107 = 193491997
BaseRepresentation
bin110010100000…
…111011111011
3220220202202102
4302200323323
511342221412
61151454015
7220361504
oct62407373
926822672
1013242107
117524a9a
12452730b
132988488
141a89bab
1512688c2
hexca0efb

13242107 has 8 divisors (see below), whose sum is σ = 13986000. Its totient is φ = 12502944.

The previous prime is 13242101. The next prime is 13242121. The reversal of 13242107 is 70124231.

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 13242107 - 210 = 13241083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13242101) 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, 5633 + ... + 7629.

It is an arithmetic number, because the mean of its divisors is an integer number (1748250).

Almost surely, 213242107 is an apocalyptic number.

13242107 is a deficient number, since it is larger than the sum of its proper divisors (743893).

13242107 is a wasteful number, since it uses less digits than its factorization.

13242107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 13242107 is about 3638.9705961989. The cubic root of 13242107 is about 236.5841783103.

Adding to 13242107 its reverse (70124231), we get a palindrome (83366338).

The spelling of 13242107 in words is "thirteen million, two hundred forty-two thousand, one hundred seven".

Divisors: 1 19 349 1997 6631 37943 696953 13242107