Base | Representation |
---|---|
bin | 110011111011… |
… | …111101111011 |
3 | 221121201020012 |
4 | 303323331323 |
5 | 11441134341 |
6 | 1203452135 |
7 | 223503536 |
oct | 63737573 |
9 | 27551205 |
10 | 13614971 |
11 | 775a147 |
12 | 468704b |
13 | 2a890c6 |
14 | 1b45a1d |
15 | 12de0eb |
hex | cfbf7b |
13614971 has 4 divisors (see below), whose sum is σ = 13629000. Its totient is φ = 13600944.
The previous prime is 13614967. The next prime is 13614989. The reversal of 13614971 is 17941631.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17941631 = 491 ⋅36541.
It is a cyclic number.
It is not a de Polignac number, because 13614971 - 22 = 13614967 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13614941) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5441 + ... + 7538.
It is an arithmetic number, because the mean of its divisors is an integer number (3407250).
Almost surely, 213614971 is an apocalyptic number.
13614971 is a deficient number, since it is larger than the sum of its proper divisors (14029).
13614971 is a wasteful number, since it uses less digits than its factorization.
13614971 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14028.
The product of its digits is 4536, while the sum is 32.
The square root of 13614971 is about 3689.8470157989. The cubic root of 13614971 is about 238.7841927217.
The spelling of 13614971 in words is "thirteen million, six hundred fourteen thousand, nine hundred seventy-one".
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