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13002235 = 510125747
BaseRepresentation
bin110001100110…
…010111111011
3220110120201021
4301212113323
511312032420
61142403311
7215342251
oct61462773
926416637
1013002235
117380854
124430537
13290323c
141a265d1
15121c7aa
hexc665fb

13002235 has 8 divisors (see below), whose sum is σ = 15757776. Its totient is φ = 10298400.

The previous prime is 13002233. The next prime is 13002239. The reversal of 13002235 is 53220031.

13002235 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13002235 - 21 = 13002233 is a prime.

It is a super-2 number, since 2×130022352 = 338116229990450, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13002233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12369 + ... + 13378.

It is an arithmetic number, because the mean of its divisors is an integer number (1969722).

Almost surely, 213002235 is an apocalyptic number.

13002235 is a deficient number, since it is larger than the sum of its proper divisors (2755541).

13002235 is a wasteful number, since it uses less digits than its factorization.

13002235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25853.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 13002235 is about 3605.8612008784. The cubic root of 13002235 is about 235.1469429564.

Adding to 13002235 its reverse (53220031), we get a palindrome (66222266).

The spelling of 13002235 in words is "thirteen million, two thousand, two hundred thirty-five".

Divisors: 1 5 101 505 25747 128735 2600447 13002235