Base | Representation |
---|---|
bin | 1100010110101101000… |
… | …1011010110110001001 |
3 | 202021212021200222110211 |
4 | 3011223101122312021 |
5 | 11434143300013100 |
6 | 241301401041121 |
7 | 21222554542333 |
oct | 3055321326611 |
9 | 667767628424 |
10 | 212253126025 |
11 | 8201a3a1136 |
12 | 351771861a1 |
13 | 17027a4c1c5 |
14 | a3b7590453 |
15 | 57c40451ba |
hex | 316b45ad89 |
212253126025 has 24 divisors (see below), whose sum is σ = 265716993024. Its totient is φ = 168175444800.
The previous prime is 212253126013. The next prime is 212253126047. The reversal of 212253126025 is 520621352212.
212253126025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 212253126025 - 25 = 212253125993 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 (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16768599 + ... + 16781251.
It is an arithmetic number, because the mean of its divisors is an integer number (11071541376).
Almost surely, 2212253126025 is an apocalyptic number.
212253126025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
212253126025 is a deficient number, since it is larger than the sum of its proper divisors (53463866999).
212253126025 is a wasteful number, since it uses less digits than its factorization.
212253126025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19041 (or 19036 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
Adding to 212253126025 its reverse (520621352212), we get a palindrome (732874478237).
The spelling of 212253126025 in words is "two hundred twelve billion, two hundred fifty-three million, one hundred twenty-six thousand, twenty-five".
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