Base | Representation |
---|---|
bin | 111011111110110… |
… | …1011001101101000 |
3 | 12012021011112122220 |
4 | 1313331223031220 |
5 | 13110220001423 |
6 | 531414114040 |
7 | 100606204113 |
oct | 16775531550 |
9 | 5167145586 |
10 | 2012656488 |
11 | 943101677 |
12 | 48204b920 |
13 | 260c890cb |
14 | 15143157a |
15 | bba629e3 |
hex | 77f6b368 |
2012656488 has 32 divisors (see below), whose sum is σ = 5032880160. Its totient is φ = 670720320.
The previous prime is 2012656433. The next prime is 2012656511. The reversal of 2012656488 is 8846562102.
It is a super-2 number, since 2×20126564882 = 8101572277376988288, which contains 22 as substring.
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, 125823 + ... + 140913.
It is an arithmetic number, because the mean of its divisors is an integer number (157277505).
Almost surely, 22012656488 is an apocalyptic number.
It is an amenable number.
2012656488 is an abundant number, since it is smaller than the sum of its proper divisors (3020223672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2012656488 is a wasteful number, since it uses less digits than its factorization.
2012656488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20657 (or 20653 counting only the distinct ones).
The product of its (nonzero) digits is 184320, while the sum is 42.
The square root of 2012656488 is about 44862.6402254705. The cubic root of 2012656488 is about 1262.5731592804.
The spelling of 2012656488 in words is "two billion, twelve million, six hundred fifty-six thousand, four hundred eighty-eight".
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