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13010234 = 26505117
BaseRepresentation
bin110001101000…
…010100111010
3220110222200112
4301220110322
511312311414
61142504322
7215404466
oct61502472
926428615
1013010234
117386866
1244350a2
132906a83
141a294a6
15121ed3e
hexc6853a

13010234 has 4 divisors (see below), whose sum is σ = 19515354. Its totient is φ = 6505116.

The previous prime is 13010213. The next prime is 13010293. The reversal of 13010234 is 43201031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43201031 = 163265037.

It can be written as a sum of positive squares in only one way, i.e., 12581209 + 429025 = 3547^2 + 655^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3252557 + ... + 3252560.

Almost surely, 213010234 is an apocalyptic number.

13010234 is a deficient number, since it is larger than the sum of its proper divisors (6505120).

13010234 is an equidigital number, since it uses as much as digits as its factorization.

13010234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6505119.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 13010234 is about 3606.9701967164. The cubic root of 13010234 is about 235.1951540219.

Adding to 13010234 its reverse (43201031), we get a palindrome (56211265).

The spelling of 13010234 in words is "thirteen million, ten thousand, two hundred thirty-four".

Divisors: 1 2 6505117 13010234