Base | Representation |
---|---|
bin | 1110101001101… |
… | …11010101111001 |
3 | 22120021110220221 |
4 | 13110313111321 |
5 | 222431110243 |
6 | 20110220041 |
7 | 3021501256 |
oct | 724672571 |
9 | 276243827 |
10 | 122910073 |
11 | 6341a180 |
12 | 351b4621 |
13 | 1c605670 |
14 | 1247642d |
15 | abccbed |
hex | 7537579 |
122910073 has 16 divisors (see below), whose sum is σ = 145164096. Its totient is φ = 102594240.
The previous prime is 122910023. The next prime is 122910077. The reversal of 122910073 is 370019221.
It is a cyclic number.
It is not a de Polignac number, because 122910073 - 213 = 122901881 is a prime.
It is not an unprimeable number, because it can be changed into a prime (122910077) 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 15 ways as a sum of consecutive naturals, for example, 25990 + ... + 30352.
It is an arithmetic number, because the mean of its divisors is an integer number (9072756).
Almost surely, 2122910073 is an apocalyptic number.
122910073 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
122910073 is a deficient number, since it is larger than the sum of its proper divisors (22254023).
122910073 is a wasteful number, since it uses less digits than its factorization.
122910073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4584.
The product of its (nonzero) digits is 756, while the sum is 25.
The square root of 122910073 is about 11086.4815428521. The cubic root of 122910073 is about 497.1977548507.
Adding to 122910073 its reverse (370019221), we get a palindrome (492929294).
The spelling of 122910073 in words is "one hundred twenty-two million, nine hundred ten thousand, seventy-three".
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