Base | Representation |
---|---|
bin | 10111011000010001… |
… | …000111001101100100 |
3 | 2101210111002202010210 |
4 | 113120101013031210 |
5 | 402402404413444 |
6 | 15310544415420 |
7 | 1546036455201 |
oct | 273021071544 |
9 | 71714082123 |
10 | 25103201124 |
11 | a712114611 |
12 | 4a47017570 |
13 | 24a0a2b081 |
14 | 1301d6cca8 |
15 | 9bdcaa7b9 |
hex | 5d8447364 |
25103201124 has 12 divisors (see below), whose sum is σ = 58574135984. Its totient is φ = 8367733704.
The previous prime is 25103201117. The next prime is 25103201129. The reversal of 25103201124 is 42110230152.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 25103201124.
It is not an unprimeable number, because it can be changed into a prime (25103201129) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045966702 + ... + 1045966725.
Almost surely, 225103201124 is an apocalyptic number.
It is an amenable number.
25103201124 is an abundant number, since it is smaller than the sum of its proper divisors (33470934860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25103201124 is a wasteful number, since it uses less digits than its factorization.
25103201124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2091933434 (or 2091933432 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
Adding to 25103201124 its reverse (42110230152), we get a palindrome (67213431276).
The spelling of 25103201124 in words is "twenty-five billion, one hundred three million, two hundred one thousand, one hundred twenty-four".
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