Base | Representation |
---|---|
bin | 101110101011011110… |
… | …110100000111110001 |
3 | 11210101001200012122102 |
4 | 232223132310013301 |
5 | 1310122113401001 |
6 | 35005304150145 |
7 | 3423026520563 |
oct | 565336640761 |
9 | 153331605572 |
10 | 50121622001 |
11 | 1a290392500 |
12 | 9869768355 |
13 | 495a013cc9 |
14 | 25d694d333 |
15 | 14853bae6b |
hex | bab7b41f1 |
50121622001 has 24 divisors (see below), whose sum is σ = 55664493192. Its totient is φ = 45093171200.
The previous prime is 50121621973. The next prime is 50121622009. The reversal of 50121622001 is 10022612105.
It can be written as a sum of positive squares in 4 ways, for example, as 13238803600 + 36882818401 = 115060^2 + 192049^2 .
It is a de Polignac number, because none of the positive numbers 2k-50121622001 is a prime.
It is a super-2 number, since 2×501216220012 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (50121622009) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10402745 + ... + 10407561.
It is an arithmetic number, because the mean of its divisors is an integer number (2319353883).
Almost surely, 250121622001 is an apocalyptic number.
It is an amenable number.
50121622001 is a deficient number, since it is larger than the sum of its proper divisors (5542871191).
50121622001 is a wasteful number, since it uses less digits than its factorization.
50121622001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5713 (or 5702 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 20.
The spelling of 50121622001 in words is "fifty billion, one hundred twenty-one million, six hundred twenty-two thousand, one".
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