Search a number
-
+
13867660801 = 1714924122717
BaseRepresentation
bin11001110101001001…
…11011011000000001
31022210110110011022201
430322210323120001
5211400110121201
610212024033201
71000440112651
oct147244733001
938713404281
1013867660801
115976a298a5
122830302801
131400084767
14957aa8361
155626e1801
hex33a93b601

13867660801 has 16 divisors (see below), whose sum is σ = 14843941200. Its totient is φ = 12909957120.

The previous prime is 13867660799. The next prime is 13867660813. The reversal of 13867660801 is 10806676831.

It can be written as a sum of positive squares in 8 ways, for example, as 6130576 + 13861530225 = 2476^2 + 117735^2 .

It is a cyclic number.

It is not a de Polignac number, because 13867660801 - 21 = 13867660799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13867660601) 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, 599095 + ... + 621811.

It is an arithmetic number, because the mean of its divisors is an integer number (927746325).

Almost surely, 213867660801 is an apocalyptic number.

It is an amenable number.

13867660801 is a deficient number, since it is larger than the sum of its proper divisors (976280399).

13867660801 is a wasteful number, since it uses less digits than its factorization.

13867660801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23124.

The product of its (nonzero) digits is 290304, while the sum is 46.

The spelling of 13867660801 in words is "thirteen billion, eight hundred sixty-seven million, six hundred sixty thousand, eight hundred one".

Divisors: 1 17 149 241 2533 4097 22717 35909 386189 610453 3384833 5474797 57542161 93071549 815744753 13867660801