Base | Representation |
---|---|
bin | 10010101000001101… |
… | …110001000110001010 |
3 | 1220121222101102221001 |
4 | 102220031301012022 |
5 | 311431011103232 |
6 | 13104441205214 |
7 | 1305445423603 |
oct | 225015610612 |
9 | 56558342831 |
10 | 20002050442 |
11 | 85346aa600 |
12 | 3a6279080a |
13 | 1b69c4500a |
14 | d7a69adaa |
15 | 7c10236e7 |
hex | 4a837118a |
20002050442 has 24 divisors (see below), whose sum is σ = 33020805888. Its totient is φ = 9080202120.
The previous prime is 20002050413. The next prime is 20002050469. The reversal of 20002050442 is 24405020002.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137943 + ... + 242965.
It is an arithmetic number, because the mean of its divisors is an integer number (1375866912).
Almost surely, 220002050442 is an apocalyptic number.
20002050442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20002050442 is a deficient number, since it is larger than the sum of its proper divisors (13018755446).
20002050442 is a wasteful number, since it uses less digits than its factorization.
20002050442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 105834 (or 105823 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 19.
Adding to 20002050442 its reverse (24405020002), we get a palindrome (44407070444).
The spelling of 20002050442 in words is "twenty billion, two million, fifty thousand, four hundred forty-two".
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