Base | Representation |
---|---|
bin | 100111101110… |
… | …0101001000110 |
3 | 1110012002212001 |
4 | 1033130221012 |
5 | 20312423234 |
6 | 2022215514 |
7 | 342011140 |
oct | 117345106 |
9 | 43162761 |
10 | 20826694 |
11 | 10835449 |
12 | 6b8459a |
13 | 44127b5 |
14 | 2aa1c90 |
15 | 1c65d14 |
hex | 13dca46 |
20826694 has 16 divisors (see below), whose sum is σ = 36039168. Its totient is φ = 8841672.
The previous prime is 20826677. The next prime is 20826697. The reversal of 20826694 is 49662802.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20826697) 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, 5454 + ... + 8449.
It is an arithmetic number, because the mean of its divisors is an integer number (2252448).
Almost surely, 220826694 is an apocalyptic number.
20826694 is a deficient number, since it is larger than the sum of its proper divisors (15212474).
20826694 is a wasteful number, since it uses less digits than its factorization.
20826694 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14019.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 20826694 is about 4563.6272853948. The cubic root of 20826694 is about 275.1313708414.
The spelling of 20826694 in words is "twenty million, eight hundred twenty-six thousand, six hundred ninety-four".
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