Base | Representation |
---|---|
bin | 10111011001111011… |
… | …000100101000001011 |
3 | 2101212102100221120200 |
4 | 113121323010220023 |
5 | 402432012242203 |
6 | 15313420023243 |
7 | 1546524533601 |
oct | 273173045013 |
9 | 71772327520 |
10 | 25130977803 |
11 | a726866648 |
12 | 4a54391b23 |
13 | 24a6705089 |
14 | 130591d871 |
15 | 9c14459a3 |
hex | 5d9ec4a0b |
25130977803 has 12 divisors (see below), whose sum is σ = 36302015568. Its totient is φ = 16753194000.
The previous prime is 25130977783. The next prime is 25130977841. The reversal of 25130977803 is 30877903152.
It is a happy number.
It is not a de Polignac number, because 25130977803 - 25 = 25130977771 is a prime.
It is not an unprimeable number, because it can be changed into a prime (25130977873) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 185826 + ... + 291192.
It is an arithmetic number, because the mean of its divisors is an integer number (3025167964).
Almost surely, 225130977803 is an apocalyptic number.
25130977803 is a deficient number, since it is larger than the sum of its proper divisors (11171037765).
25130977803 is a wasteful number, since it uses less digits than its factorization.
25130977803 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 131874 (or 131871 counting only the distinct ones).
The product of its (nonzero) digits is 317520, while the sum is 45.
The spelling of 25130977803 in words is "twenty-five billion, one hundred thirty million, nine hundred seventy-seven thousand, eight hundred three".
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