Base | Representation |
---|---|
bin | 100110110110… |
… | …1000100001010 |
3 | 1102022212221101 |
4 | 1031231010022 |
5 | 20203312144 |
6 | 2004332014 |
7 | 335065543 |
oct | 115550412 |
9 | 42285841 |
10 | 20369674 |
11 | 10553046 |
12 | 69a400a |
13 | 42b2780 |
14 | 29c34ca |
15 | 1bc56d4 |
hex | 136d10a |
20369674 has 24 divisors (see below), whose sum is σ = 34420932. Its totient is φ = 8986560.
The previous prime is 20369639. The next prime is 20369677. The reversal of 20369674 is 47696302.
It can be written as a sum of positive squares in 2 ways, for example, as 19298449 + 1071225 = 4393^2 + 1035^2 .
It is not an unprimeable number, because it can be changed into a prime (20369677) 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 11 ways as a sum of consecutive naturals, for example, 13014 + ... + 14494.
Almost surely, 220369674 is an apocalyptic number.
20369674 is a deficient number, since it is larger than the sum of its proper divisors (14051258).
20369674 is a wasteful number, since it uses less digits than its factorization.
20369674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1542 (or 1519 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 37.
The square root of 20369674 is about 4513.2775230424. The cubic root of 20369674 is about 273.1039780681.
The spelling of 20369674 in words is "twenty million, three hundred sixty-nine thousand, six hundred seventy-four".
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