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13010141 = 61213281
BaseRepresentation
bin110001101000…
…010011011101
3220110222120002
4301220103131
511312311031
61142504045
7215404304
oct61502335
926428502
1013010141
117386791
124435025
132906a11
141a2943b
15121eccb
hexc684dd

13010141 has 4 divisors (see below), whose sum is σ = 13223484. Its totient is φ = 12796800.

The previous prime is 13010059. The next prime is 13010143. The reversal of 13010141 is 14101031.

13010141 is digitally balanced in base 2, 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.

It can be written as a sum of positive squares in 2 ways, for example, as 6528025 + 6482116 = 2555^2 + 2546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13010141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13010143) 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, 106580 + ... + 106701.

It is an arithmetic number, because the mean of its divisors is an integer number (3305871).

Almost surely, 213010141 is an apocalyptic number.

It is an amenable number.

13010141 is a deficient number, since it is larger than the sum of its proper divisors (213343).

13010141 is an equidigital number, since it uses as much as digits as its factorization.

13010141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213342.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 13010141 is about 3606.9573049871. The cubic root of 13010141 is about 235.1945936117.

Adding to 13010141 its reverse (14101031), we get a palindrome (27111172).

The spelling of 13010141 in words is "thirteen million, ten thousand, one hundred forty-one".

Divisors: 1 61 213281 13010141