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13080058 = 26540029
BaseRepresentation
bin110001111001…
…010111111010
3220121112110121
4301321113322
511322030213
61144203454
7216115165
oct61712772
926545417
1013080058
117424272
12446958a
13292c7a4
141a46adc
15123588d
hexc795fa

13080058 has 4 divisors (see below), whose sum is σ = 19620090. Its totient is φ = 6540028.

The previous prime is 13080043. The next prime is 13080061. The reversal of 13080058 is 85008031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85008031 = 569149399.

It can be written as a sum of positive squares in only one way, i.e., 8427409 + 4652649 = 2903^2 + 2157^2 .

It is a plaindrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270013 + ... + 3270016.

Almost surely, 213080058 is an apocalyptic number.

13080058 is a deficient number, since it is larger than the sum of its proper divisors (6540032).

13080058 is an equidigital number, since it uses as much as digits as its factorization.

13080058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6540031.

The product of its (nonzero) digits is 960, while the sum is 25.

The square root of 13080058 is about 3616.6362825145. The cubic root of 13080058 is about 235.6151560780.

Adding to 13080058 its reverse (85008031), we get a palindrome (98088089).

The spelling of 13080058 in words is "thirteen million, eighty thousand, fifty-eight".

Divisors: 1 2 6540029 13080058