Base | Representation |
---|---|
bin | 110010010111… |
… | …000100000111 |
3 | 220211201021210 |
4 | 302113010013 |
5 | 11334423141 |
6 | 1150542503 |
7 | 220132560 |
oct | 62270407 |
9 | 26751253 |
10 | 13201671 |
11 | 74a767a |
12 | 4507a33 |
13 | 2972c52 |
14 | 1a79167 |
15 | 125b916 |
hex | c97107 |
13201671 has 8 divisors (see below), whose sum is σ = 20116864. Its totient is φ = 7543800.
The previous prime is 13201651. The next prime is 13201679. The reversal of 13201671 is 17610231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13201671 - 29 = 13201159 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 628651 = 13201671 / (1 + 3 + 2 + 0 + 1 + 6 + 7 + 1).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13201679) 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 7 ways as a sum of consecutive naturals, for example, 314305 + ... + 314346.
It is an arithmetic number, because the mean of its divisors is an integer number (2514608).
Almost surely, 213201671 is an apocalyptic number.
13201671 is a deficient number, since it is larger than the sum of its proper divisors (6915193).
13201671 is an equidigital number, since it uses as much as digits as its factorization.
13201671 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 628661.
The product of its (nonzero) digits is 252, while the sum is 21.
The square root of 13201671 is about 3633.4103814461. The cubic root of 13201671 is about 236.3431222155.
The spelling of 13201671 in words is "thirteen million, two hundred one thousand, six hundred seventy-one".
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