Base | Representation |
---|---|
bin | 110100110100… |
… | …0010001110111 |
3 | 1221002210200101 |
4 | 1221220101313 |
5 | 24042040403 |
6 | 2425254531 |
7 | 454235110 |
oct | 151502167 |
9 | 57083611 |
10 | 27690103 |
11 | 146a2a91 |
12 | 9334447 |
13 | 597679c |
14 | 396b207 |
15 | 266e71d |
hex | 1a68477 |
27690103 has 8 divisors (see below), whose sum is σ = 31836672. Its totient is φ = 23591256.
The previous prime is 27690101. The next prime is 27690107. The reversal of 27690103 is 30109672.
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 27690103 - 21 = 27690101 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27690101) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10675 + ... + 13012.
It is an arithmetic number, because the mean of its divisors is an integer number (3979584).
Almost surely, 227690103 is an apocalyptic number.
27690103 is a deficient number, since it is larger than the sum of its proper divisors (4146569).
27690103 is a wasteful number, since it uses less digits than its factorization.
27690103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23861.
The product of its (nonzero) digits is 2268, while the sum is 28.
The square root of 27690103 is about 5262.1386336736. The cubic root of 27690103 is about 302.5344650302.
Adding to 27690103 its reverse (30109672), we get a palindrome (57799775).
The spelling of 27690103 in words is "twenty-seven million, six hundred ninety thousand, one hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •