Base | Representation |
---|---|
bin | 1110100101111… |
… | …11101001001110 |
3 | 22112100120101022 |
4 | 13102333221032 |
5 | 222314413130 |
6 | 20051514142 |
7 | 3014360003 |
oct | 722775116 |
9 | 275316338 |
10 | 122419790 |
11 | 63114889 |
12 | 34bb8952 |
13 | 1c49345c |
14 | 123898aa |
15 | ab327e5 |
hex | 74bfa4e |
122419790 has 8 divisors (see below), whose sum is σ = 220355640. Its totient is φ = 48967912.
The previous prime is 122419783. The next prime is 122419799. The reversal of 122419790 is 97914221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 122419790.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122419799) 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 3 ways as a sum of consecutive naturals, for example, 6120980 + ... + 6120999.
It is an arithmetic number, because the mean of its divisors is an integer number (27544455).
Almost surely, 2122419790 is an apocalyptic number.
122419790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122419790 is a deficient number, since it is larger than the sum of its proper divisors (97935850).
122419790 is a wasteful number, since it uses less digits than its factorization.
122419790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12241986.
The product of its (nonzero) digits is 9072, while the sum is 35.
The square root of 122419790 is about 11064.3476988027. The cubic root of 122419790 is about 496.5357737040.
The spelling of 122419790 in words is "one hundred twenty-two million, four hundred nineteen thousand, seven hundred ninety".
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