Base | Representation |
---|---|
bin | 10010101000101100… |
… | …011010001000100010 |
3 | 1220122112111112022122 |
4 | 102220230122020202 |
5 | 311440040122400 |
6 | 13105325304242 |
7 | 1305603616652 |
oct | 225054321042 |
9 | 56575445278 |
10 | 20010082850 |
11 | 853919645a |
12 | 3a65405082 |
13 | 1b6b7c8114 |
14 | d7b78c362 |
15 | 7c1aad685 |
hex | 4a8b1a222 |
20010082850 has 48 divisors (see below), whose sum is σ = 38253076200. Its totient is φ = 7781921280.
The previous prime is 20010082843. The next prime is 20010082871. The reversal of 20010082850 is 5828001002.
It is a Cunningham number, because it is equal to 1414572+1.
It can be written as a sum of positive squares in 12 ways, for example, as 3761736889 + 16248345961 = 61333^2 + 127469^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3158486 + ... + 3164814.
Almost surely, 220010082850 is an apocalyptic number.
20010082850 is a deficient number, since it is larger than the sum of its proper divisors (18242993350).
20010082850 is a wasteful number, since it uses less digits than its factorization.
20010082850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8087 (or 8082 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 26.
Adding to 20010082850 its reverse (5828001002), we get a palindrome (25838083852).
The spelling of 20010082850 in words is "twenty billion, ten million, eighty-two thousand, eight hundred fifty".
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