Base | Representation |
---|---|
bin | 100110100110… |
… | …1110101101111 |
3 | 1102002101111101 |
4 | 1031031311233 |
5 | 20140214100 |
6 | 2001503531 |
7 | 334023631 |
oct | 115156557 |
9 | 42071441 |
10 | 20241775 |
11 | 10475a44 |
12 | 6941ba7 |
13 | 42694a8 |
14 | 298ca51 |
15 | 1b9c86a |
hex | 134dd6f |
20241775 has 24 divisors (see below), whose sum is σ = 26198720. Its totient is φ = 15500160.
The previous prime is 20241769. The next prime is 20241787. The reversal of 20241775 is 57714202.
It is not a de Polignac number, because 20241775 - 211 = 20239727 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72937 + ... + 73213.
Almost surely, 220241775 is an apocalyptic number.
20241775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
20241775 is a deficient number, since it is larger than the sum of its proper divisors (5956945).
20241775 is a wasteful number, since it uses less digits than its factorization.
20241775 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 403 (or 398 counting only the distinct ones).
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 20241775 is about 4499.0860182930. The cubic root of 20241775 is about 272.5311806758.
Adding to 20241775 its reverse (57714202), we get a palindrome (77955977).
The spelling of 20241775 in words is "twenty million, two hundred forty-one thousand, seven hundred seventy-five".
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