Base | Representation |
---|---|
bin | 110100010001… |
… | …0111100011001 |
3 | 1220120101002221 |
4 | 1220202330121 |
5 | 24003443410 |
6 | 2415224041 |
7 | 451643116 |
oct | 150427431 |
9 | 56511087 |
10 | 27406105 |
11 | 14519681 |
12 | 9218021 |
13 | 58a743c |
14 | 38d590d |
15 | 26154da |
hex | 1a22f19 |
27406105 has 8 divisors (see below), whose sum is σ = 32926464. Its totient is φ = 21898800.
The previous prime is 27406079. The next prime is 27406109. The reversal of 27406105 is 50160472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 27406105 - 27 = 27405977 is a prime.
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 27406105.
It is not an unprimeable number, because it can be changed into a prime (27406109) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2190 + ... + 7720.
It is an arithmetic number, because the mean of its divisors is an integer number (4115808).
Almost surely, 227406105 is an apocalyptic number.
It is an amenable number.
27406105 is a deficient number, since it is larger than the sum of its proper divisors (5520359).
27406105 is an equidigital number, since it uses as much as digits as its factorization.
27406105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6527.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 27406105 is about 5235.0840489910. The cubic root of 27406105 is about 301.4966139988.
Adding to 27406105 its reverse (50160472), we get a palindrome (77566577).
The spelling of 27406105 in words is "twenty-seven million, four hundred six thousand, one hundred five".
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