Base | Representation |
---|---|
bin | 111011011101101… |
… | …111001110110110 |
3 | 2120112020221102012 |
4 | 323131233032312 |
5 | 4020344321012 |
6 | 242555044222 |
7 | 33502616420 |
oct | 7335571666 |
9 | 2515227365 |
10 | 997651382 |
11 | 47216a282 |
12 | 23a140672 |
13 | 12b8c7180 |
14 | 966d9810 |
15 | 5c8ba622 |
hex | 3b76f3b6 |
997651382 has 32 divisors (see below), whose sum is σ = 1843394112. Its totient is φ = 394337664.
The previous prime is 997651357. The next prime is 997651397. The reversal of 997651382 is 283156799.
It is a self number, because there is not a number n which added to its sum of digits gives 997651382.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401528 + ... + 404004.
It is an arithmetic number, because the mean of its divisors is an integer number (57606066).
Almost surely, 2997651382 is an apocalyptic number.
997651382 is a deficient number, since it is larger than the sum of its proper divisors (845742730).
997651382 is a wasteful number, since it uses less digits than its factorization.
997651382 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4712.
The product of its digits is 816480, while the sum is 50.
The square root of 997651382 is about 31585.6198609430. The cubic root of 997651382 is about 999.2165136428.
It can be divided in two parts, 99765138 and 2, that multiplied together give a triangular number (199530276 = T19976).
The spelling of 997651382 in words is "nine hundred ninety-seven million, six hundred fifty-one thousand, three hundred eighty-two".
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