Base | Representation |
---|---|
bin | 10010111100000001… |
… | …010111001101110001 |
3 | 1221111010122122122202 |
4 | 102330001113031301 |
5 | 313121042434100 |
6 | 13201431312545 |
7 | 1316622030623 |
oct | 227401271561 |
9 | 57433578582 |
10 | 20334343025 |
11 | 869522a977 |
12 | 3b35b1b755 |
13 | 1bc0a3b449 |
14 | dac878c13 |
15 | 7e02b07d5 |
hex | 4bc057371 |
20334343025 has 12 divisors (see below), whose sum is σ = 26697796812. Its totient is φ = 15310563840.
The previous prime is 20334343009. The next prime is 20334343027. The reversal of 20334343025 is 52034343302.
It can be written as a sum of positive squares in 6 ways, for example, as 1827733504 + 18506609521 = 42752^2 + 136039^2 .
It is not a de Polignac number, because 20334343025 - 24 = 20334343009 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20334343027) by changing a digit.
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, 23922332 + ... + 23923181.
It is an arithmetic number, because the mean of its divisors is an integer number (2224816401).
Almost surely, 220334343025 is an apocalyptic number.
20334343025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
20334343025 is a deficient number, since it is larger than the sum of its proper divisors (6363453787).
20334343025 is a wasteful number, since it uses less digits than its factorization.
20334343025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47845540 (or 47845535 counting only the distinct ones).
The product of its (nonzero) digits is 25920, while the sum is 29.
Adding to 20334343025 its reverse (52034343302), we get a palindrome (72368686327).
The spelling of 20334343025 in words is "twenty billion, three hundred thirty-four million, three hundred forty-three thousand, twenty-five".
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