Search a number
-
+
13154405201 = 72268457249
BaseRepresentation
bin11000100000001000…
…00100101101010001
31020221202100000120122
430100010010231101
5203420011431301
610013144320025
7643656412400
oct142004045521
936852300518
1013154405201
115640356363
122671473015
131318383a22
148cb07d637
1551eca181b
hex310104b51

13154405201 has 6 divisors (see below), whose sum is σ = 15302063250. Its totient is φ = 11275204416.

The previous prime is 13154405179. The next prime is 13154405219. The reversal of 13154405201 is 10250445131.

It can be written as a sum of positive squares in only one way, i.e., 12606798400 + 547606801 = 112280^2 + 23401^2 .

It is not a de Polignac number, because 13154405201 - 26 = 13154405137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13154405281) 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 5 ways as a sum of consecutive naturals, for example, 134228576 + ... + 134228673.

It is an arithmetic number, because the mean of its divisors is an integer number (2550343875).

Almost surely, 213154405201 is an apocalyptic number.

It is an amenable number.

13154405201 is a deficient number, since it is larger than the sum of its proper divisors (2147658049).

13154405201 is an equidigital number, since it uses as much as digits as its factorization.

13154405201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268457263 (or 268457256 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The spelling of 13154405201 in words is "thirteen billion, one hundred fifty-four million, four hundred five thousand, two hundred one".

Divisors: 1 7 49 268457249 1879200743 13154405201