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13432101 = 34477367
BaseRepresentation
bin110011001111…
…010100100101
3221021102101020
4303033110211
511414311401
61155521353
7222112434
oct63172445
927242336
1013432101
117644811
1245b9259
132a23ab7
141ad911b
1512a4d36
hexccf525

13432101 has 4 divisors (see below), whose sum is σ = 17909472. Its totient is φ = 8954732.

The previous prime is 13432087. The next prime is 13432109. The reversal of 13432101 is 10123431.

13432101 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10123431 = 33374477.

It is a cyclic number.

It is not a de Polignac number, because 13432101 - 26 = 13432037 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13432109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2238681 + ... + 2238686.

It is an arithmetic number, because the mean of its divisors is an integer number (4477368).

Almost surely, 213432101 is an apocalyptic number.

It is an amenable number.

13432101 is a deficient number, since it is larger than the sum of its proper divisors (4477371).

13432101 is an equidigital number, since it uses as much as digits as its factorization.

13432101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477370.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 13432101 is about 3664.9830831806. The cubic root of 13432101 is about 237.7102905703.

Adding to 13432101 its reverse (10123431), we get a palindrome (23555532).

The spelling of 13432101 in words is "thirteen million, four hundred thirty-two thousand, one hundred one".

Divisors: 1 3 4477367 13432101