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13413401 = 67719813
BaseRepresentation
bin110011001010…
…110000011001
3221020110201122
4303022300121
511413212101
61155255025
7222004061
oct63126031
927213648
1013413401
117631761
1245aa475
132a18431
141ad23a1
15129e51b
hexccac19

13413401 has 4 divisors (see below), whose sum is σ = 13433892. Its totient is φ = 13392912.

The previous prime is 13413383. The next prime is 13413403. The reversal of 13413401 is 10431431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10431431 = 67155693.

It can be written as a sum of positive squares in 2 ways, for example, as 6528025 + 6885376 = 2555^2 + 2624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13413401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13413401.

It is not an unprimeable number, because it can be changed into a prime (13413403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9230 + ... + 10583.

It is an arithmetic number, because the mean of its divisors is an integer number (3358473).

Almost surely, 213413401 is an apocalyptic number.

It is an amenable number.

13413401 is a deficient number, since it is larger than the sum of its proper divisors (20491).

13413401 is an equidigital number, since it uses as much as digits as its factorization.

13413401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20490.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13413401 is about 3662.4310232413. The cubic root of 13413401 is about 237.5999269254.

Adding to 13413401 its reverse (10431431), we get a palindrome (23844832).

The spelling of 13413401 in words is "thirteen million, four hundred thirteen thousand, four hundred one".

Divisors: 1 677 19813 13413401