Base | Representation |
---|---|
bin | 10110101100111… |
… | …101001101100011 |
3 | 222112200220100211 |
4 | 112230331031203 |
5 | 1240001240221 |
6 | 101443354551 |
7 | 12303313300 |
oct | 2654751543 |
9 | 875626324 |
10 | 380883811 |
11 | 185aa9710 |
12 | a7682a57 |
13 | 60baa549 |
14 | 3882a0a7 |
15 | 236896e1 |
hex | 16b3d363 |
380883811 has 48 divisors (see below), whose sum is σ = 502329600. Its totient is φ = 285405120.
The previous prime is 380883787. The next prime is 380883821. The reversal of 380883811 is 118388083.
It is not a de Polignac number, because 380883811 - 27 = 380883683 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (380883821) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1913890 + ... + 1914088.
It is an arithmetic number, because the mean of its divisors is an integer number (10465200).
Almost surely, 2380883811 is an apocalyptic number.
380883811 is a deficient number, since it is larger than the sum of its proper divisors (121445789).
380883811 is a wasteful number, since it uses less digits than its factorization.
380883811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 344 (or 337 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 40.
The square root of 380883811 is about 19516.2447976039. The cubic root of 380883811 is about 724.8767517802.
The spelling of 380883811 in words is "three hundred eighty million, eight hundred eighty-three thousand, eight hundred eleven".
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