Base | Representation |
---|---|
bin | 101110100101001000… |
… | …011110000001001001 |
3 | 11210002122020101022012 |
4 | 232211020132001021 |
5 | 1304412331213001 |
6 | 34550541105305 |
7 | 3420264225665 |
oct | 564510360111 |
9 | 153078211265 |
10 | 50015101001 |
11 | 1a236247718 |
12 | 9839b58235 |
13 | 4940c29328 |
14 | 25c67418a5 |
15 | 147ad792bb |
hex | ba521e049 |
50015101001 has 4 divisors (see below), whose sum is σ = 50037622404. Its totient is φ = 49992579600.
The previous prime is 50015100983. The next prime is 50015101013. The reversal of 50015101001 is 10010151005.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10998975376 + 39016125625 = 104876^2 + 197525^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50015101001 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (50015101051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11257370 + ... + 11261811.
It is an arithmetic number, because the mean of its divisors is an integer number (12509405601).
Almost surely, 250015101001 is an apocalyptic number.
It is an amenable number.
50015101001 is a deficient number, since it is larger than the sum of its proper divisors (22521403).
50015101001 is a wasteful number, since it uses less digits than its factorization.
50015101001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22521402.
The product of its (nonzero) digits is 25, while the sum is 14.
Adding to 50015101001 its reverse (10010151005), we get a palindrome (60025252006).
The spelling of 50015101001 in words is "fifty billion, fifteen million, one hundred one thousand, one".
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