Base | Representation |
---|---|
bin | 111000000001100101… |
… | …1000010100101101000 |
3 | 102111112202211121102221 |
4 | 1300003023002211220 |
5 | 3432344422410440 |
6 | 131134250203424 |
7 | 11456310522352 |
oct | 1600313024550 |
9 | 374482747387 |
10 | 120312310120 |
11 | 4702a187362 |
12 | 1b398423574 |
13 | b464b05362 |
14 | 5b74a020d2 |
15 | 31e25e6d4a |
hex | 1c032c2968 |
120312310120 has 32 divisors (see below), whose sum is σ = 270752349600. Its totient is φ = 48116097088.
The previous prime is 120312310051. The next prime is 120312310159. The reversal of 120312310120 is 21013213021.
It is a super-2 number, since 2×1203123101202 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 120312310094 and 120312310103.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52810 + ... + 493369.
It is an arithmetic number, because the mean of its divisors is an integer number (8461010925).
Almost surely, 2120312310120 is an apocalyptic number.
120312310120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120312310120 is an abundant number, since it is smaller than the sum of its proper divisors (150440039480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120312310120 is a wasteful number, since it uses less digits than its factorization.
120312310120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 551697 (or 551693 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 16.
Adding to 120312310120 its reverse (21013213021), we get a palindrome (141325523141).
The spelling of 120312310120 in words is "one hundred twenty billion, three hundred twelve million, three hundred ten thousand, one hundred twenty".
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