Base | Representation |
---|---|
bin | 100110101010… |
… | …1010110001110 |
3 | 1102010221200022 |
4 | 1031111112032 |
5 | 20142210101 |
6 | 2002302142 |
7 | 334212401 |
oct | 115252616 |
9 | 42127608 |
10 | 20272526 |
11 | 1049705a |
12 | 6957952 |
13 | 427a4a1 |
14 | 2999d38 |
15 | 1ba6a1b |
hex | 135558e |
20272526 has 8 divisors (see below), whose sum is σ = 30468504. Its totient is φ = 10116360.
The previous prime is 20272489. The next prime is 20272529. The reversal of 20272526 is 62527202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a plaindrome in base 16.
It is a junction number, because it is equal to n+sod(n) for n = 20272495 and 20272504.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20272529) 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 3 ways as a sum of consecutive naturals, for example, 8645 + ... + 10736.
It is an arithmetic number, because the mean of its divisors is an integer number (3808563).
Almost surely, 220272526 is an apocalyptic number.
20272526 is a deficient number, since it is larger than the sum of its proper divisors (10195978).
20272526 is a wasteful number, since it uses less digits than its factorization.
20272526 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19906.
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 20272526 is about 4502.5021932255. The cubic root of 20272526 is about 272.6691192709.
Adding to 20272526 its reverse (62527202), we get a palindrome (82799728).
The spelling of 20272526 in words is "twenty million, two hundred seventy-two thousand, five hundred twenty-six".
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