Base | Representation |
---|---|
bin | 1011111011110111110… |
… | …0100001111000011010 |
3 | 201121021022011122122110 |
4 | 2332331330201320122 |
5 | 11324420324133104 |
6 | 234110533533150 |
7 | 20546223101406 |
oct | 2767574417032 |
9 | 647238148573 |
10 | 205050224154 |
11 | 79a63562376 |
12 | 338a6aa41b6 |
13 | 1644a6b41a9 |
14 | 9cd2ad8106 |
15 | 55019ebe89 |
hex | 2fbdf21e1a |
205050224154 has 32 divisors (see below), whose sum is σ = 413982645120. Its totient is φ = 67706073792.
The previous prime is 205050224143. The next prime is 205050224177. The reversal of 205050224154 is 451422050502.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108094 + ... + 649449.
It is an arithmetic number, because the mean of its divisors is an integer number (12936957660).
Almost surely, 2205050224154 is an apocalyptic number.
205050224154 is an abundant number, since it is smaller than the sum of its proper divisors (208932420966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205050224154 is a wasteful number, since it uses less digits than its factorization.
205050224154 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 757974.
The product of its (nonzero) digits is 16000, while the sum is 30.
Adding to 205050224154 its reverse (451422050502), we get a palindrome (656472274656).
The spelling of 205050224154 in words is "two hundred five billion, fifty million, two hundred twenty-four thousand, one hundred fifty-four".
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