Base | Representation |
---|---|
bin | 10010111100111110… |
… | …111000110001010010 |
3 | 1221112021000001102102 |
4 | 102330332320301102 |
5 | 313134210040000 |
6 | 13203205120402 |
7 | 1320206102654 |
oct | 227476706122 |
9 | 57467001372 |
10 | 20350471250 |
11 | 86a334628a |
12 | 3b3b3b9102 |
13 | 1bc4197485 |
14 | db0a766d4 |
15 | 7e18e93d5 |
hex | 4bcfb8c52 |
20350471250 has 40 divisors (see below), whose sum is σ = 38956629888. Its totient is φ = 7966970000.
The previous prime is 20350471249. The next prime is 20350471261. The reversal of 20350471250 is 5217405302.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 114446 + ... + 231945.
Almost surely, 220350471250 is an apocalyptic number.
20350471250 is a deficient number, since it is larger than the sum of its proper divisors (18606158638).
20350471250 is an equidigital number, since it uses as much as digits as its factorization.
20350471250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 346460 (or 346445 counting only the distinct ones).
The product of its (nonzero) digits is 8400, while the sum is 29.
Adding to 20350471250 its reverse (5217405302), we get a palindrome (25567876552).
The spelling of 20350471250 in words is "twenty billion, three hundred fifty million, four hundred seventy-one thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.090 sec. • engine limits •