Base | Representation |
---|---|
bin | 101110100100111100… |
… | …101110000100001101 |
3 | 11210002102102220100021 |
4 | 232210330232010031 |
5 | 1304411034133010 |
6 | 34550351102141 |
7 | 3420226110262 |
oct | 564474560415 |
9 | 153072386307 |
10 | 50012021005 |
11 | 1a234533671 |
12 | 9838b11951 |
13 | 49403bb44b |
14 | 25c617d269 |
15 | 147a96b8da |
hex | ba4f2e10d |
50012021005 has 8 divisors (see below), whose sum is σ = 60018030072. Its totient is φ = 40007213568.
The previous prime is 50012020967. The next prime is 50012021039.
50012021005 is nontrivially palindromic in base 10.
50012021005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 6563844 + 50005457161 = 2562^2 + 223619^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50012021005 - 29 = 50012020493 is a prime.
It is a super-2 number, since 2×500120210052 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50012021005.
It is a congruent number.
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, 206152 + ... + 377521.
It is an arithmetic number, because the mean of its divisors is an integer number (7502253759).
Almost surely, 250012021005 is an apocalyptic number.
It is an amenable number.
50012021005 is a deficient number, since it is larger than the sum of its proper divisors (10006009067).
50012021005 is a wasteful number, since it uses less digits than its factorization.
50012021005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 600815.
The product of its (nonzero) digits is 100, while the sum is 16.
It can be divided in two parts, 500120 and 21005, that added together give a palindrome (521125).
The spelling of 50012021005 in words is "fifty billion, twelve million, twenty-one thousand, five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •