Base | Representation |
---|---|
bin | 110100110010… |
… | …0000101001011 |
3 | 1221001221002111 |
4 | 1221210011023 |
5 | 24041013112 |
6 | 2425043151 |
7 | 454134013 |
oct | 151440513 |
9 | 57057074 |
10 | 27672907 |
11 | 14691079 |
12 | 93264b7 |
13 | 596ba02 |
14 | 3964c43 |
15 | 26695a7 |
hex | 1a6414b |
27672907 has 8 divisors (see below), whose sum is σ = 28121184. Its totient is φ = 27228288.
The previous prime is 27672893. The next prime is 27672917. The reversal of 27672907 is 70927672.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 27672907 - 219 = 27148619 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 27672907.
It is not an unprimeable number, because it can be changed into a prime (27672917) 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, 17043 + ... + 18595.
It is an arithmetic number, because the mean of its divisors is an integer number (3515148).
Almost surely, 227672907 is an apocalyptic number.
27672907 is a deficient number, since it is larger than the sum of its proper divisors (448277).
27672907 is a wasteful number, since it uses less digits than its factorization.
27672907 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1829.
The product of its (nonzero) digits is 74088, while the sum is 40.
The square root of 27672907 is about 5260.5044434921. The cubic root of 27672907 is about 302.4718258030.
The spelling of 27672907 in words is "twenty-seven million, six hundred seventy-two thousand, nine hundred seven".
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