Base | Representation |
---|---|
bin | 10010110100000001… |
… | …111011110100110010 |
3 | 1221010210101022020121 |
4 | 102310001323310302 |
5 | 312332232302000 |
6 | 13140242000454 |
7 | 1313403335521 |
oct | 226401736462 |
9 | 57123338217 |
10 | 20200275250 |
11 | 862658a861 |
12 | 3ab904612a |
13 | 1b9c02a2bc |
14 | d98b3a4b8 |
15 | 7d362bb1a |
hex | 4b407bd32 |
20200275250 has 16 divisors (see below), whose sum is σ = 37814915736. Its totient is φ = 8080110000.
The previous prime is 20200275229. The next prime is 20200275259. The reversal of 20200275250 is 5257200202.
It can be written as a sum of positive squares in 4 ways, for example, as 817788409 + 19382486841 = 28597^2 + 139221^2 .
It is a super-2 number, since 2×202002752502 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (20200275259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40400301 + ... + 40400800.
Almost surely, 220200275250 is an apocalyptic number.
20200275250 is a deficient number, since it is larger than the sum of its proper divisors (17614640486).
20200275250 is an equidigital number, since it uses as much as digits as its factorization.
20200275250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80801118 (or 80801108 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 25.
Adding to 20200275250 its reverse (5257200202), we get a palindrome (25457475452).
The spelling of 20200275250 in words is "twenty billion, two hundred million, two hundred seventy-five thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.091 sec. • engine limits •