Base | Representation |
---|---|
bin | 1000001101110111100010… |
… | …00011110111101011000100 |
3 | 2100222100102011002001221021 |
4 | 10012323301003313223010 |
5 | 4332014122223124000 |
6 | 102232345134400524 |
7 | 3543263440313326 |
oct | 406736103675304 |
9 | 70870364061837 |
10 | 18068676770500 |
11 | 5836978a95424 |
12 | 20399b7360144 |
13 | a10b3acb7995 |
14 | 466758777616 |
15 | 21501b23b11a |
hex | 106ef10f7ac4 |
18068676770500 has 48 divisors (see below), whose sum is σ = 39462995518128. Its totient is φ = 7227286560000.
The previous prime is 18068676770491. The next prime is 18068676770539. The reversal of 18068676770500 is 507767686081.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 3769569805444 + 14299106965056 = 1941538^2 + 3781416^2 .
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 15 ways as a sum of consecutive naturals, for example, 20100670 + ... + 20980330.
It is an arithmetic number, because the mean of its divisors is an integer number (822145739961).
Almost surely, 218068676770500 is an apocalyptic number.
18068676770500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
18068676770500 is an abundant number, since it is smaller than the sum of its proper divisors (21394318747628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18068676770500 is a wasteful number, since it uses less digits than its factorization.
18068676770500 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 920761 (or 920749 counting only the distinct ones).
The product of its (nonzero) digits is 23708160, while the sum is 61.
The spelling of 18068676770500 in words is "eighteen trillion, sixty-eight billion, six hundred seventy-six million, seven hundred seventy thousand, five hundred".
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