Base | Representation |
---|---|
bin | 100110100010… |
… | …0011001001100 |
3 | 1102000102102101 |
4 | 1031010121030 |
5 | 20132444314 |
6 | 2001004444 |
7 | 333503056 |
oct | 115043114 |
9 | 42012371 |
10 | 20203084 |
11 | 10449970 |
12 | 6923724 |
13 | 42549b5 |
14 | 297c8d6 |
15 | 1b91174 |
hex | 134464c |
20203084 has 24 divisors (see below), whose sum is σ = 38707200. Its totient is φ = 9150480.
The previous prime is 20203069. The next prime is 20203093. The reversal of 20203084 is 48030202.
It is a happy number.
It is a super-2 number, since 2×202030842 = 816329206222112, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15157 + ... + 16435.
It is an arithmetic number, because the mean of its divisors is an integer number (1612800).
Almost surely, 220203084 is an apocalyptic number.
It is an amenable number.
20203084 is a deficient number, since it is larger than the sum of its proper divisors (18504116).
20203084 is a wasteful number, since it uses less digits than its factorization.
20203084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1653 (or 1651 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 20203084 is about 4494.7840882516. The cubic root of 20203084 is about 272.3574273124.
Adding to 20203084 its reverse (48030202), we get a palindrome (68233286).
The spelling of 20203084 in words is "twenty million, two hundred three thousand, eighty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •