Base | Representation |
---|---|
bin | 110111111111001000… |
… | …1011110101100001100 |
3 | 102111100001011111211120 |
4 | 1233332101132230030 |
5 | 3432212402041022 |
6 | 131122152320540 |
7 | 11454262042623 |
oct | 1577621365414 |
9 | 374301144746 |
10 | 120230112012 |
11 | 46a9784473a |
12 | 1b3749a3150 |
13 | b450a8561a |
14 | 5b67b266ba |
15 | 31da2abd5c |
hex | 1bfe45eb0c |
120230112012 has 24 divisors (see below), whose sum is σ = 280559575296. Its totient is φ = 40073468688.
The previous prime is 120230112011. The next prime is 120230112073. The reversal of 120230112012 is 210211032021.
It is a junction number, because it is equal to n+sod(n) for n = 120230111982 and 120230112000.
It is not an unprimeable number, because it can be changed into a prime (120230112011) 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, 247128 + ... + 549119.
It is an arithmetic number, because the mean of its divisors is an integer number (11689982304).
Almost surely, 2120230112012 is an apocalyptic number.
120230112012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120230112012 is an abundant number, since it is smaller than the sum of its proper divisors (160329463284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120230112012 is a wasteful number, since it uses less digits than its factorization.
120230112012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 808837 (or 808835 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 120230112012 its reverse (210211032021), we get a palindrome (330441144033).
The spelling of 120230112012 in words is "one hundred twenty billion, two hundred thirty million, one hundred twelve thousand, twelve".
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