Base | Representation |
---|---|
bin | 100110101010… |
… | …1111000000100 |
3 | 1102011001122112 |
4 | 1031111320010 |
5 | 20142242232 |
6 | 2002320152 |
7 | 334221614 |
oct | 115257004 |
9 | 42131575 |
10 | 20274692 |
11 | 10498749 |
12 | 6959058 |
13 | 427b479 |
14 | 299aa44 |
15 | 1ba74b2 |
hex | 1355e04 |
20274692 has 12 divisors (see below), whose sum is σ = 36062796. Its totient is φ = 9971040.
The previous prime is 20274677. The next prime is 20274697. The reversal of 20274692 is 29647202.
It can be written as a sum of positive squares in 2 ways, for example, as 3904576 + 16370116 = 1976^2 + 4046^2 .
It is a super-2 number, since 2×202746922 = 822126271389728, which contains 22 as substring.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (20274697) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41303 + ... + 41790.
It is an arithmetic number, because the mean of its divisors is an integer number (3005233).
Almost surely, 220274692 is an apocalyptic number.
It is an amenable number.
20274692 is a deficient number, since it is larger than the sum of its proper divisors (15788104).
20274692 is a wasteful number, since it uses less digits than its factorization.
20274692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83158 (or 83156 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 32.
The square root of 20274692 is about 4502.7427197209. The cubic root of 20274692 is about 272.6788299549.
The spelling of 20274692 in words is "twenty million, two hundred seventy-four thousand, six hundred ninety-two".
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