Base | Representation |
---|---|
bin | 1110100100010… |
… | …00101111000000 |
3 | 22111221010212022 |
4 | 13102020233000 |
5 | 222240214010 |
6 | 20043021012 |
7 | 3012432203 |
oct | 722105700 |
9 | 274833768 |
10 | 122194880 |
11 | 62a80905 |
12 | 34b0a768 |
13 | 1c414c82 |
14 | 1232b93a |
15 | aadad55 |
hex | 7488bc0 |
122194880 has 28 divisors (see below), whose sum is σ = 290977320. Its totient is φ = 48877824.
The previous prime is 122194879. The next prime is 122194889. The reversal of 122194880 is 88491221.
It is a self number, because there is not a number n which added to its sum of digits gives 122194880.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122194889) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190610 + ... + 191249.
Almost surely, 2122194880 is an apocalyptic number.
122194880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122194880 is an abundant number, since it is smaller than the sum of its proper divisors (168782440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122194880 is an equidigital number, since it uses as much as digits as its factorization.
122194880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 381876 (or 381866 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 35.
The square root of 122194880 is about 11054.1793001561. The cubic root of 122194880 is about 496.2315082984.
The spelling of 122194880 in words is "one hundred twenty-two million, one hundred ninety-four thousand, eight hundred eighty".
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