Base | Representation |
---|---|
bin | 100110110011… |
… | …0001001000011 |
3 | 1102021110001001 |
4 | 1031212021003 |
5 | 20201410230 |
6 | 2003552431 |
7 | 334620061 |
oct | 115461103 |
9 | 42243031 |
10 | 20341315 |
11 | 10533805 |
12 | 698b717 |
13 | 42a28a7 |
14 | 29b7031 |
15 | 1bbc0ca |
hex | 1366243 |
20341315 has 16 divisors (see below), whose sum is σ = 25804800. Its totient is φ = 15361632.
The previous prime is 20341313. The next prime is 20341327. The reversal of 20341315 is 51314302.
It is a cyclic number.
It is not a de Polignac number, because 20341315 - 21 = 20341313 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20341292 and 20341301.
It is not an unprimeable number, because it can be changed into a prime (20341313) 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 15 ways as a sum of consecutive naturals, for example, 7966 + ... + 10204.
It is an arithmetic number, because the mean of its divisors is an integer number (1612800).
Almost surely, 220341315 is an apocalyptic number.
20341315 is a deficient number, since it is larger than the sum of its proper divisors (5463485).
20341315 is a wasteful number, since it uses less digits than its factorization.
20341315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2346.
The product of its (nonzero) digits is 360, while the sum is 19.
The square root of 20341315 is about 4510.1346986537. The cubic root of 20341315 is about 272.9771792344.
Adding to 20341315 its reverse (51314302), we get a palindrome (71655617).
The spelling of 20341315 in words is "twenty million, three hundred forty-one thousand, three hundred fifteen".
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