Base | Representation |
---|---|
bin | 10010111011001110… |
… | …011101101100110001 |
3 | 1221110012112202210120 |
4 | 102323032131230301 |
5 | 313104134001431 |
6 | 13200233320453 |
7 | 1316400436443 |
oct | 227316355461 |
9 | 57405482716 |
10 | 20321000241 |
11 | 8688747283 |
12 | 3b31566129 |
13 | 1bbb0491c9 |
14 | daaba4493 |
15 | 7de027196 |
hex | 4bb39db31 |
20321000241 has 8 divisors (see below), whose sum is σ = 27476282304. Its totient is φ = 13356525840.
The previous prime is 20321000233. The next prime is 20321000261. The reversal of 20321000241 is 14200012302.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20321000241 - 23 = 20321000233 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 20321000241.
It is not an unprimeable number, because it can be changed into a prime (20321000261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47701666 + ... + 47702091.
It is an arithmetic number, because the mean of its divisors is an integer number (3434535288).
Almost surely, 220321000241 is an apocalyptic number.
It is an amenable number.
20321000241 is a deficient number, since it is larger than the sum of its proper divisors (7155282063).
20321000241 is an equidigital number, since it uses as much as digits as its factorization.
20321000241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95403831.
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20321000241 its reverse (14200012302), we get a palindrome (34521012543).
The spelling of 20321000241 in words is "twenty billion, three hundred twenty-one million, two hundred forty-one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •