Base | Representation |
---|---|
bin | 110100010011… |
… | …0010111000111 |
3 | 1220121002022101 |
4 | 1220212113013 |
5 | 24004420403 |
6 | 2415412531 |
7 | 452031664 |
oct | 150462707 |
9 | 56532271 |
10 | 27420103 |
11 | 14529147 |
12 | 9224147 |
13 | 58b0919 |
14 | 38daa6b |
15 | 261971d |
hex | 1a265c7 |
27420103 has 8 divisors (see below), whose sum is σ = 28160496. Its totient is φ = 26683200.
The previous prime is 27420079. The next prime is 27420121. The reversal of 27420103 is 30102472.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-27420103 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27420143) 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, 24588 + ... + 25678.
It is an arithmetic number, because the mean of its divisors is an integer number (3520062).
Almost surely, 227420103 is an apocalyptic number.
27420103 is a deficient number, since it is larger than the sum of its proper divisors (740393).
27420103 is a wasteful number, since it uses less digits than its factorization.
27420103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1745.
The product of its (nonzero) digits is 336, while the sum is 19.
The square root of 27420103 is about 5236.4208196057. The cubic root of 27420103 is about 301.5479362775.
Adding to 27420103 its reverse (30102472), we get a palindrome (57522575).
The spelling of 27420103 in words is "twenty-seven million, four hundred twenty thousand, one hundred three".
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