Base | Representation |
---|---|
bin | 1011001001101001… |
… | …0111011110111010 |
3 | 21201121100011211100 |
4 | 2302122113132322 |
5 | 22112233201003 |
6 | 1213003512230 |
7 | 134114154660 |
oct | 26232273672 |
9 | 7647304740 |
10 | 2993256378 |
11 | 12a6684902 |
12 | 6b6528676 |
13 | 389192c28 |
14 | 20576cc30 |
15 | 127bb0ba3 |
hex | b26977ba |
2993256378 has 48 divisors (see below), whose sum is σ = 7415044416. Its totient is φ = 854850240.
The previous prime is 2993256341. The next prime is 2993256403. The reversal of 2993256378 is 8736523992.
It is a happy number.
2993256378 is a `hidden beast` number, since 2 + 9 + 9 + 3 + 2 + 563 + 78 = 666.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455758 + ... + 462278.
It is an arithmetic number, because the mean of its divisors is an integer number (154480092).
Almost surely, 22993256378 is an apocalyptic number.
2993256378 is an abundant number, since it is smaller than the sum of its proper divisors (4421788038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2993256378 is a wasteful number, since it uses less digits than its factorization.
2993256378 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10179 (or 10176 counting only the distinct ones).
The product of its digits is 4898880, while the sum is 54.
The square root of 2993256378 is about 54710.6605516695. The cubic root of 2993256378 is about 1441.1680944581.
The spelling of 2993256378 in words is "two billion, nine hundred ninety-three million, two hundred fifty-six thousand, three hundred seventy-eight".
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