Base | Representation |
---|---|
bin | 1011010111101011101110… |
… | …00110011010011110011110 |
3 | 10021112021010020212200022212 |
4 | 11223311313012122132132 |
5 | 11234122122204100110 |
6 | 125102115415040422 |
7 | 5160256501121063 |
oct | 553656706323636 |
9 | 107467106780285 |
10 | 25003002800030 |
11 | 7a6a794287712 |
12 | 29798bb070112 |
13 | 10c4a084ccb48 |
14 | 62621a738c6a |
15 | 2d55bb000e05 |
hex | 16bd7719a79e |
25003002800030 has 32 divisors (see below), whose sum is σ = 47696221344096. Its totient is φ = 9404314522624.
The previous prime is 25003002799997. The next prime is 25003002800033. The reversal of 25003002800030 is 3000820030052.
It is a junction number, because it is equal to n+sod(n) for n = 25003002799969 and 25003002800005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25003002800033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66849284 + ... + 67222263.
It is an arithmetic number, because the mean of its divisors is an integer number (1490506917003).
Almost surely, 225003002800030 is an apocalyptic number.
25003002800030 is a deficient number, since it is larger than the sum of its proper divisors (22693218544066).
25003002800030 is a wasteful number, since it uses less digits than its factorization.
25003002800030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134072668.
The product of its (nonzero) digits is 1440, while the sum is 23.
Adding to 25003002800030 its reverse (3000820030052), we get a palindrome (28003822830082).
The spelling of 25003002800030 in words is "twenty-five trillion, three billion, two million, eight hundred thousand, thirty".
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