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13239034 = 228123557
BaseRepresentation
bin110010100000…
…001011111010
3220220121112121
4302200023322
511342122114
61151431454
7220346524
oct62401372
926817477
1013239034
117522756
12452558a
132986c63
141a88a14
151267a24
hexca02fa

13239034 has 8 divisors (see below), whose sum is σ = 19930068. Its totient is φ = 6595680.

The previous prime is 13239001. The next prime is 13239043. The reversal of 13239034 is 43093231.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12229009 + 1010025 = 3497^2 + 1005^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 11217 + ... + 12340.

Almost surely, 213239034 is an apocalyptic number.

13239034 is a deficient number, since it is larger than the sum of its proper divisors (6691034).

13239034 is a wasteful number, since it uses less digits than its factorization.

13239034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23840.

The product of its (nonzero) digits is 1944, while the sum is 25.

The square root of 13239034 is about 3638.5483369058. The cubic root of 13239034 is about 236.5658761014.

The spelling of 13239034 in words is "thirteen million, two hundred thirty-nine thousand, thirty-four".

Divisors: 1 2 281 562 23557 47114 6619517 13239034