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13025607 = 375910513
BaseRepresentation
bin110001101100…
…000101000111
3220111202202220
4301230011013
511313304412
61143103423
7215500350
oct61540507
926452686
1013025607
117397371
124441b73
132910a7a
141a30d27
15122468c
hexc6c147

13025607 has 16 divisors (see below), whose sum is σ = 20186880. Its totient is φ = 7316352.

The previous prime is 13025581. The next prime is 13025647. The reversal of 13025607 is 70652031.

It is not a de Polignac number, because 13025607 - 27 = 13025479 is a prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13025647) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4018 + ... + 6495.

It is an arithmetic number, because the mean of its divisors is an integer number (1261680).

Almost surely, 213025607 is an apocalyptic number.

13025607 is a deficient number, since it is larger than the sum of its proper divisors (7161273).

13025607 is a wasteful number, since it uses less digits than its factorization.

13025607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10582.

The product of its (nonzero) digits is 1260, while the sum is 24.

The square root of 13025607 is about 3609.1005804771. The cubic root of 13025607 is about 235.2877537384.

Adding to 13025607 its reverse (70652031), we get a palindrome (83677638).

The spelling of 13025607 in words is "thirteen million, twenty-five thousand, six hundred seven".

Divisors: 1 3 7 21 59 177 413 1239 10513 31539 73591 220773 620267 1860801 4341869 13025607