Base | Representation |
---|---|
bin | 10111010010001000… |
… | …011000101010101011 |
3 | 2101112022101021210012 |
4 | 113102020120222223 |
5 | 402200031000102 |
6 | 15252430042135 |
7 | 1543346422214 |
oct | 272210305253 |
9 | 71468337705 |
10 | 25000250027 |
11 | a669a97965 |
12 | 4a1864934b |
13 | 24855c326c |
14 | 12d241040b |
15 | 9b4c21752 |
hex | 5d2218aab |
25000250027 has 8 divisors (see below), whose sum is σ = 26386612560. Its totient is φ = 23620943520.
The previous prime is 25000249999. The next prime is 25000250047. The reversal of 25000250027 is 72005200052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25000250027 - 228 = 24731814571 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 25000249984 and 25000250011.
It is not an unprimeable number, because it can be changed into a prime (25000250047) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1756724 + ... + 1770897.
It is an arithmetic number, because the mean of its divisors is an integer number (3298326570).
Almost surely, 225000250027 is an apocalyptic number.
25000250027 is a deficient number, since it is larger than the sum of its proper divisors (1386362533).
25000250027 is a wasteful number, since it uses less digits than its factorization.
25000250027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3528013.
The product of its (nonzero) digits is 1400, while the sum is 23.
Adding to 25000250027 its reverse (72005200052), we get a palindrome (97005450079).
The spelling of 25000250027 in words is "twenty-five billion, two hundred fifty thousand, twenty-seven".
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