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13253401 = 797131149
BaseRepresentation
bin110010100011…
…101100011001
3220221100020201
4302203230121
511343102101
61152022201
7220436440
oct62435431
926840221
1013253401
117532527
124531961
132990665
141a8dd57
15126be01
hexca3b19

13253401 has 16 divisors (see below), whose sum is σ = 15523200. Its totient is φ = 11082240.

The previous prime is 13253381. The next prime is 13253407. The reversal of 13253401 is 10435231.

13253401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 13253401 - 215 = 13220633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13253407) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88875 + ... + 89023.

It is an arithmetic number, because the mean of its divisors is an integer number (970200).

Almost surely, 213253401 is an apocalyptic number.

It is an amenable number.

13253401 is a deficient number, since it is larger than the sum of its proper divisors (2269799).

13253401 is a wasteful number, since it uses less digits than its factorization.

13253401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 13253401 is about 3640.5220779443. The cubic root of 13253401 is about 236.6514189299.

Adding to 13253401 its reverse (10435231), we get a palindrome (23688632).

The spelling of 13253401 in words is "thirteen million, two hundred fifty-three thousand, four hundred one".

Divisors: 1 7 97 131 149 679 917 1043 12707 14453 19519 88949 101171 136633 1893343 13253401