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13674147 = 34558049
BaseRepresentation
bin110100001010…
…011010100011
3221201201101220
4310022122203
512000033042
61205030123
7224141214
oct64123243
927651356
1013674147
11779a653
1246b5343
132aaa016
141b5d40b
1513018ec
hexd0a6a3

13674147 has 4 divisors (see below), whose sum is σ = 18232200. Its totient is φ = 9116096.

The previous prime is 13674139. The next prime is 13674163. The reversal of 13674147 is 74147631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74147631 = 324715877.

It is a cyclic number.

It is not a de Polignac number, because 13674147 - 23 = 13674139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13674047) 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, 2279022 + ... + 2279027.

It is an arithmetic number, because the mean of its divisors is an integer number (4558050).

Almost surely, 213674147 is an apocalyptic number.

13674147 is a deficient number, since it is larger than the sum of its proper divisors (4558053).

13674147 is an equidigital number, since it uses as much as digits as its factorization.

13674147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4558052.

The product of its digits is 14112, while the sum is 33.

The square root of 13674147 is about 3697.8570821491. The cubic root of 13674147 is about 239.1296426128.

The spelling of 13674147 in words is "thirteen million, six hundred seventy-four thousand, one hundred forty-seven".

Divisors: 1 3 4558049 13674147