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13486201 = 97139033
BaseRepresentation
bin110011011100…
…100001111001
3221101011120221
4303130201321
511423024301
61201020041
7222426241
oct63344171
927334527
1013486201
117681423
124624621
132a42601
141b10b21
1512b5da1
hexcdc879

13486201 has 4 divisors (see below), whose sum is σ = 13625332. Its totient is φ = 13347072.

The previous prime is 13486177. The next prime is 13486217. The reversal of 13486201 is 10268431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7160976 + 6325225 = 2676^2 + 2515^2 .

It is a cyclic number.

It is not a de Polignac number, because 13486201 - 219 = 12961913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13486001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69420 + ... + 69613.

It is an arithmetic number, because the mean of its divisors is an integer number (3406333).

Almost surely, 213486201 is an apocalyptic number.

It is an amenable number.

13486201 is a deficient number, since it is larger than the sum of its proper divisors (139131).

13486201 is an equidigital number, since it uses as much as digits as its factorization.

13486201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139130.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 13486201 is about 3672.3563280270. The cubic root of 13486201 is about 238.0290021856.

The spelling of 13486201 in words is "thirteen million, four hundred eighty-six thousand, two hundred one".

Divisors: 1 97 139033 13486201