Base | Representation |
---|---|
bin | 11011010101010101011000… |
… | …011011010110100110100100 |
3 | 120202122021121012001002002100 |
4 | 123111111120123112212210 |
5 | 111224033341220310340 |
6 | 1103401123245412100 |
7 | 34215061133446326 |
oct | 3325253033264644 |
9 | 522567535032070 |
10 | 120213323213220 |
11 | 35338202aa9726 |
12 | 1159619286a030 |
13 | 52100b5a85463 |
14 | 21984da7b3616 |
15 | dd70575c3830 |
hex | 6d55586d69a4 |
120213323213220 has 144 divisors (see below), whose sum is σ = 365669453560320. Its totient is φ = 31967096249088.
The previous prime is 120213323213209. The next prime is 120213323213227. The reversal of 120213323213220 is 22312323312021.
120213323213220 is a `hidden beast` number, since 1 + 2 + 0 + 2 + 1 + 332 + 3 + 2 + 1 + 322 + 0 = 666.
It is not an unprimeable number, because it can be changed into a prime (120213323213227) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129464442 + ... + 130389678.
It is an arithmetic number, because the mean of its divisors is an integer number (2539371205280).
Almost surely, 2120213323213220 is an apocalyptic number.
120213323213220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 120213323213220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182834726780160).
120213323213220 is an abundant number, since it is smaller than the sum of its proper divisors (245456130347100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120213323213220 is a wasteful number, since it uses less digits than its factorization.
120213323213220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 927274 (or 927269 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 120213323213220 its reverse (22312323312021), we get a palindrome (142525646525241).
The spelling of 120213323213220 in words is "one hundred twenty trillion, two hundred thirteen billion, three hundred twenty-three million, two hundred thirteen thousand, two hundred twenty".
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