Search a number
-
+
13802629 = 75118379
BaseRepresentation
bin110100101001…
…110010000101
3221222020122111
4310221302011
512013141004
61211501021
7225214621
oct64516205
927866574
1013802629
117878135
124757771
132b23649
141b94181
151329a04
hexd29c85

13802629 has 4 divisors (see below), whose sum is σ = 13821760. Its totient is φ = 13783500.

The previous prime is 13802617. The next prime is 13802639. The reversal of 13802629 is 92620831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13802629 - 25 = 13802597 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13802629.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13802639) 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 3 ways as a sum of consecutive naturals, for example, 8439 + ... + 9940.

It is an arithmetic number, because the mean of its divisors is an integer number (3455440).

Almost surely, 213802629 is an apocalyptic number.

It is an amenable number.

13802629 is a deficient number, since it is larger than the sum of its proper divisors (19131).

13802629 is an equidigital number, since it uses as much as digits as its factorization.

13802629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19130.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 13802629 is about 3715.1889588553. The cubic root of 13802629 is about 239.8762614457.

The spelling of 13802629 in words is "thirteen million, eight hundred two thousand, six hundred twenty-nine".

Divisors: 1 751 18379 13802629