Base | Representation |
---|---|
bin | 101011100011101010010… |
… | …101001101011000110100 |
3 | 101121011001020210220000112 |
4 | 223203222111031120310 |
5 | 343020113014311140 |
6 | 10211023102202152 |
7 | 426152665604546 |
oct | 53435225153064 |
9 | 11534036726015 |
10 | 2993228666420 |
11 | a5446a604623 |
12 | 404136283358 |
13 | 18934ca0a245 |
14 | a4c318a1696 |
15 | 52cda047c65 |
hex | 2b8ea54d634 |
2993228666420 has 54 divisors (see below), whose sum is σ = 6312687832962. Its totient is φ = 1192187996256.
The previous prime is 2993228666413. The next prime is 2993228666443. The reversal of 2993228666420 is 246668223992.
2993228666420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2394582933136 + 598645733284 = 1547444^2 + 773722^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2993228666420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2189632577 + ... + 2189633943.
Almost surely, 22993228666420 is an apocalyptic number.
2993228666420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2993228666420 is an abundant number, since it is smaller than the sum of its proper divisors (3319459166542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2993228666420 is an frugal number, since it uses more digits than its factorization.
2993228666420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3309 (or 1657 counting only the distinct ones).
The product of its (nonzero) digits is 26873856, while the sum is 59.
The spelling of 2993228666420 in words is "two trillion, nine hundred ninety-three billion, two hundred twenty-eight million, six hundred sixty-six thousand, four hundred twenty".
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