Base | Representation |
---|---|
bin | 10111010101010011… |
… | …001001110111001100 |
3 | 2101200000101211011211 |
4 | 113111103021313030 |
5 | 402302132421440 |
6 | 15302005224204 |
7 | 1544563265656 |
oct | 272523116714 |
9 | 71600354154 |
10 | 25053404620 |
11 | a696aa2782 |
12 | 4a32402064 |
13 | 249361449a |
14 | 12d94c96d6 |
15 | 9b9720eea |
hex | 5d54c9dcc |
25053404620 has 12 divisors (see below), whose sum is σ = 52612149744. Its totient is φ = 10021361840.
The previous prime is 25053404573. The next prime is 25053404687. The reversal of 25053404620 is 2640435052.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 626335096 + ... + 626335135.
It is an arithmetic number, because the mean of its divisors is an integer number (4384345812).
Almost surely, 225053404620 is an apocalyptic number.
25053404620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
25053404620 is an abundant number, since it is smaller than the sum of its proper divisors (27558745124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25053404620 is a wasteful number, since it uses less digits than its factorization.
25053404620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1252670240 (or 1252670238 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 31.
Adding to 25053404620 its reverse (2640435052), we get a palindrome (27693839672).
The spelling of 25053404620 in words is "twenty-five billion, fifty-three million, four hundred four thousand, six hundred twenty".
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