Base | Representation |
---|---|
bin | 11110101111000110000… |
… | …110100111101101100001 |
3 | 21110220211112200112121222 |
4 | 132233012012213231201 |
5 | 234101142024113000 |
6 | 4254150503424425 |
7 | 305412052406663 |
oct | 36570606475541 |
9 | 7426745615558 |
10 | 2112152566625 |
11 | 744839073082 |
12 | 2a1423755115 |
13 | 1242379c582a |
14 | 7432b8c4533 |
15 | 39e1e072a85 |
hex | 1ebc61a7b61 |
2112152566625 has 32 divisors (see below), whose sum is σ = 2887265515680. Its totient is φ = 1535487744000.
The previous prime is 2112152566597. The next prime is 2112152566639. The reversal of 2112152566625 is 5266652512112.
It can be written as a sum of positive squares in 16 ways, for example, as 886446729169 + 1225705837456 = 941513^2 + 1107116^2 .
It is not a de Polignac number, because 2112152566625 - 212 = 2112152562529 is a prime.
It is a super-2 number, since 2×21121525666252 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17075516 + ... + 17198765.
It is an arithmetic number, because the mean of its divisors is an integer number (90227047365).
Almost surely, 22112152566625 is an apocalyptic number.
2112152566625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2112152566625 is a deficient number, since it is larger than the sum of its proper divisors (775112949055).
2112152566625 is a wasteful number, since it uses less digits than its factorization.
2112152566625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34274342 (or 34274332 counting only the distinct ones).
The product of its digits is 432000, while the sum is 44.
The spelling of 2112152566625 in words is "two trillion, one hundred twelve billion, one hundred fifty-two million, five hundred sixty-six thousand, six hundred twenty-five".
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