Base | Representation |
---|---|
bin | 10111110010111001… |
… | …101101001011101110 |
3 | 2102221121221000121021 |
4 | 113302321231023232 |
5 | 404311303100110 |
6 | 15423150124354 |
7 | 1563103561531 |
oct | 276271551356 |
9 | 72847830537 |
10 | 25550050030 |
11 | a92137882a |
12 | 4b507b06ba |
13 | 25424936cb |
14 | 134544aa18 |
15 | 9e81252da |
hex | 5f2e6d2ee |
25550050030 has 16 divisors (see below), whose sum is σ = 47059627824. Its totient is φ = 9982344960.
The previous prime is 25550050027. The next prime is 25550050051. The reversal of 25550050030 is 3005005552.
It is a junction number, because it is equal to n+sod(n) for n = 25550049977 and 25550050004.
It is a congruent number.
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, 29708931 + ... + 29709790.
It is an arithmetic number, because the mean of its divisors is an integer number (2941226739).
Almost surely, 225550050030 is an apocalyptic number.
25550050030 is a deficient number, since it is larger than the sum of its proper divisors (21509577794).
25550050030 is a wasteful number, since it uses less digits than its factorization.
25550050030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59418771.
The product of its (nonzero) digits is 3750, while the sum is 25.
Adding to 25550050030 its reverse (3005005552), we get a palindrome (28555055582).
It can be divided in two parts, 25 and 550050030, that added together give a palindrome (550050055).
The spelling of 25550050030 in words is "twenty-five billion, five hundred fifty million, fifty thousand, thirty".
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