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13488061 = 13798453
BaseRepresentation
bin110011011100…
…111110111101
3221101021010211
4303130332331
511423104221
61201032421
7222434536
oct63347675
927337124
1013488061
117682864
124625711
132a43402
141b1168d
1512b66e1
hexcdcfbd

13488061 has 4 divisors (see below), whose sum is σ = 13586652. Its totient is φ = 13389472.

The previous prime is 13488037. The next prime is 13488071. The reversal of 13488061 is 16088431.

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 11256025 + 2232036 = 3355^2 + 1494^2 .

It is a cyclic number.

It is not a de Polignac number, because 13488061 - 211 = 13486013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13488001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49090 + ... + 49363.

It is an arithmetic number, because the mean of its divisors is an integer number (3396663).

Almost surely, 213488061 is an apocalyptic number.

It is an amenable number.

13488061 is a deficient number, since it is larger than the sum of its proper divisors (98591).

13488061 is an equidigital number, since it uses as much as digits as its factorization.

13488061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98590.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 13488061 is about 3672.6095626952. The cubic root of 13488061 is about 238.0399445702.

It can be divided in two parts, 1348 and 8061, that added together give a square (9409 = 972).

The spelling of 13488061 in words is "thirteen million, four hundred eighty-eight thousand, sixty-one".

Divisors: 1 137 98453 13488061