Base | Representation |
---|---|
bin | 1110100101001… |
… | …00110110000100 |
3 | 22112010222210202 |
4 | 13102210312010 |
5 | 222302410040 |
6 | 20045310032 |
7 | 3013421660 |
oct | 722446604 |
9 | 275128722 |
10 | 122310020 |
11 | 6304a368 |
12 | 34b65318 |
13 | 1c4554c1 |
14 | 1235b8a0 |
15 | ab10015 |
hex | 74a4d84 |
122310020 has 24 divisors (see below), whose sum is σ = 293544384. Its totient is φ = 41934816.
The previous prime is 122309989. The next prime is 122310029. The reversal of 122310020 is 20013221.
It is a happy number.
122310020 is nontrivially palindromic in base 13.
It is a junction number, because it is equal to n+sod(n) for n = 122309983 and 122310010.
It is not an unprimeable number, because it can be changed into a prime (122310029) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 436682 + ... + 436961.
It is an arithmetic number, because the mean of its divisors is an integer number (12231016).
Almost surely, 2122310020 is an apocalyptic number.
122310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122310020 is an abundant number, since it is smaller than the sum of its proper divisors (171234364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122310020 is a wasteful number, since it uses less digits than its factorization.
122310020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 873659 (or 873657 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 122310020 is about 11059.3860589094. The cubic root of 122310020 is about 496.3873199534.
Adding to 122310020 its reverse (20013221), we get a palindrome (142323241).
The spelling of 122310020 in words is "one hundred twenty-two million, three hundred ten thousand, twenty".
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