Base | Representation |
---|---|
bin | 11101000010100001111… |
… | …10000001010111110110 |
3 | 10112101110202111220100012 |
4 | 32201100332001113312 |
5 | 112321433424123002 |
6 | 2042213452420222 |
7 | 132042121163060 |
oct | 16412076012766 |
9 | 3471422456305 |
10 | 997790848502 |
11 | 355184a15758 |
12 | 141466177672 |
13 | 731256b18c6 |
14 | 36416ca6730 |
15 | 1ae4c83cd52 |
hex | e850f815f6 |
997790848502 has 32 divisors (see below), whose sum is σ = 1716700946688. Its totient is φ = 426076780896.
The previous prime is 997790848501. The next prime is 997790848513. The reversal of 997790848502 is 205848097799.
997790848502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×9977908485022 (a number of 25 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (68) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (997790848501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4313513 + ... + 4538939.
It is an arithmetic number, because the mean of its divisors is an integer number (53646904584).
Almost surely, 2997790848502 is an apocalyptic number.
997790848502 is a deficient number, since it is larger than the sum of its proper divisors (718910098186).
997790848502 is a wasteful number, since it uses less digits than its factorization.
997790848502 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226580.
The product of its (nonzero) digits is 91445760, while the sum is 68.
The spelling of 997790848502 in words is "nine hundred ninety-seven billion, seven hundred ninety million, eight hundred forty-eight thousand, five hundred two".
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