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13253342 = 247277509
BaseRepresentation
bin110010100011…
…101011011110
3220221100011112
4302203223132
511343101332
61152022022
7220436324
oct62435336
926840145
1013253342
117532483
124531912
13299061b
141a8dd14
15126bdb2
hexca3ade

13253342 has 16 divisors (see below), whose sum is σ = 20416320. Its totient is φ = 6449568.

The previous prime is 13253329. The next prime is 13253351. The reversal of 13253342 is 24335231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25784 + ... + 26292.

It is an arithmetic number, because the mean of its divisors is an integer number (1276020).

Almost surely, 213253342 is an apocalyptic number.

13253342 is a deficient number, since it is larger than the sum of its proper divisors (7162978).

13253342 is a wasteful number, since it uses less digits than its factorization.

13253342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835.

The product of its digits is 2160, while the sum is 23.

The square root of 13253342 is about 3640.5139747019. The cubic root of 13253342 is about 236.6510677634.

Adding to 13253342 its reverse (24335231), we get a palindrome (37588573).

The spelling of 13253342 in words is "thirteen million, two hundred fifty-three thousand, three hundred forty-two".

Divisors: 1 2 47 94 277 509 554 1018 13019 23923 26038 47846 140993 281986 6626671 13253342