Base | Representation |
---|---|
bin | 1110110000100011010… |
… | …0010110101100010001 |
3 | 220020110101221222200101 |
4 | 3230020310112230101 |
5 | 13123233024401000 |
6 | 312251342052401 |
7 | 24214142022151 |
oct | 3541064265421 |
9 | 806411858611 |
10 | 253551012625 |
11 | 98591a33629 |
12 | 4118187a101 |
13 | 1aba99797b1 |
14 | c3b428c761 |
15 | 68de950e6a |
hex | 3b08d16b11 |
253551012625 has 16 divisors (see below), whose sum is σ = 316460356992. Its totient is φ = 202822417200.
The previous prime is 253551012619. The next prime is 253551012721. The reversal of 253551012625 is 526210155352.
It is not a de Polignac number, because 253551012625 - 25 = 253551012593 is a prime.
It is a Duffinian number.
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 15 ways as a sum of consecutive naturals, for example, 1386802 + ... + 1558948.
It is an arithmetic number, because the mean of its divisors is an integer number (19778772312).
Almost surely, 2253551012625 is an apocalyptic number.
253551012625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
253551012625 is a deficient number, since it is larger than the sum of its proper divisors (62909344367).
253551012625 is a wasteful number, since it uses less digits than its factorization.
253551012625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183945 (or 183935 counting only the distinct ones).
The product of its (nonzero) digits is 90000, while the sum is 37.
Adding to 253551012625 its reverse (526210155352), we get a palindrome (779761167977).
The spelling of 253551012625 in words is "two hundred fifty-three billion, five hundred fifty-one million, twelve thousand, six hundred twenty-five".
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