Base | Representation |
---|---|
bin | 10010111010100110… |
… | …000100110010011010 |
3 | 1221102110121212001212 |
4 | 102322212010302122 |
5 | 313043431144232 |
6 | 13155214343122 |
7 | 1316211441305 |
oct | 227246046232 |
9 | 57373555055 |
10 | 20310412442 |
11 | 8682775531 |
12 | 3b29abaaa2 |
13 | 1bb8aacc38 |
14 | da9609b3c |
15 | 7dd134eb2 |
hex | 4ba984c9a |
20310412442 has 16 divisors (see below), whose sum is σ = 31292835840. Its totient is φ = 9879534288.
The previous prime is 20310412429. The next prime is 20310412477. The reversal of 20310412442 is 24421401302.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041659 + ... + 1060977.
It is an arithmetic number, because the mean of its divisors is an integer number (1955802240).
Almost surely, 220310412442 is an apocalyptic number.
20310412442 is a deficient number, since it is larger than the sum of its proper divisors (10982423398).
20310412442 is a wasteful number, since it uses less digits than its factorization.
20310412442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33565.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 20310412442 its reverse (24421401302), we get a palindrome (44731813744).
The spelling of 20310412442 in words is "twenty billion, three hundred ten million, four hundred twelve thousand, four hundred forty-two".
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