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13301401 = 29458669
BaseRepresentation
bin110010101111…
…011010011001
3221000210002111
4302233122121
511401121101
61153032321
7221026411
oct62573231
927023074
1013301401
1175655a3
1245556a1
1329a9469
141aa3641
15127b251
hexcaf699

13301401 has 4 divisors (see below), whose sum is σ = 13760100. Its totient is φ = 12842704.

The previous prime is 13301381. The next prime is 13301417. The reversal of 13301401 is 10410331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10410331 = 97107323.

It can be written as a sum of positive squares in 2 ways, for example, as 7425625 + 5875776 = 2725^2 + 2424^2 .

It is a cyclic number.

It is not a de Polignac number, because 13301401 - 25 = 13301369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13361401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229306 + ... + 229363.

It is an arithmetic number, because the mean of its divisors is an integer number (3440025).

Almost surely, 213301401 is an apocalyptic number.

It is an amenable number.

13301401 is a deficient number, since it is larger than the sum of its proper divisors (458699).

13301401 is an equidigital number, since it uses as much as digits as its factorization.

13301401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458698.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 13301401 is about 3647.1085807801. The cubic root of 13301401 is about 236.9367691406.

Adding to 13301401 its reverse (10410331), we get a palindrome (23711732).

The spelling of 13301401 in words is "thirteen million, three hundred one thousand, four hundred one".

Divisors: 1 29 458669 13301401