Base | Representation |
---|---|
bin | 1110101100101000110… |
… | …0000000110110101001 |
3 | 220010202011202201101001 |
4 | 3223022030000312221 |
5 | 13114110031000100 |
6 | 311555204355001 |
7 | 24146122466302 |
oct | 3531214006651 |
9 | 803664681331 |
10 | 252500250025 |
11 | 980a2899091 |
12 | 40b299a5a61 |
13 | 1aa7007808a |
14 | c3148c97a9 |
15 | 687c593d6a |
hex | 3aca300da9 |
252500250025 has 12 divisors (see below), whose sum is σ = 313656455952. Its totient is φ = 201641396240.
The previous prime is 252500250007. The next prime is 252500250053. The reversal of 252500250025 is 520052005252.
It is not a de Polignac number, because 252500250025 - 25 = 252500249993 is a prime.
It is a Duffinian number.
252500250025 is a modest number, since divided by 250025 gives 2525 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 252500249975 and 252500250002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8955739 + ... + 8983888.
It is an arithmetic number, because the mean of its divisors is an integer number (26138037996).
Almost surely, 2252500250025 is an apocalyptic number.
252500250025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
252500250025 is a deficient number, since it is larger than the sum of its proper divisors (61156205927).
252500250025 is a wasteful number, since it uses less digits than its factorization.
252500250025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17940200 (or 17940195 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 28.
Adding to 252500250025 its reverse (520052005252), we get a palindrome (772552255277).
The spelling of 252500250025 in words is "two hundred fifty-two billion, five hundred million, two hundred fifty thousand, twenty-five".
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