Base | Representation |
---|---|
bin | 10011000000110010… |
… | …110110000110010010 |
3 | 1221200201100011100010 |
4 | 103000302312012102 |
5 | 313302043022232 |
6 | 13213411535350 |
7 | 1321613510340 |
oct | 230062660622 |
9 | 57621304303 |
10 | 20414423442 |
11 | 8726456536 |
12 | 3b588ba556 |
13 | 1c044c92ca |
14 | db9362990 |
15 | 7e732d0cc |
hex | 4c0cb6192 |
20414423442 has 32 divisors (see below), whose sum is σ = 46882704384. Its totient is φ = 5805046800.
The previous prime is 20414423437. The next prime is 20414423509. The reversal of 20414423442 is 24432441402.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1142934 + ... + 1160657.
It is an arithmetic number, because the mean of its divisors is an integer number (1465084512).
Almost surely, 220414423442 is an apocalyptic number.
20414423442 is an abundant number, since it is smaller than the sum of its proper divisors (26468280942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20414423442 is a wasteful number, since it uses less digits than its factorization.
20414423442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2303814.
The product of its (nonzero) digits is 24576, while the sum is 30.
Adding to 20414423442 its reverse (24432441402), we get a palindrome (44846864844).
The spelling of 20414423442 in words is "twenty billion, four hundred fourteen million, four hundred twenty-three thousand, four hundred forty-two".
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