Base | Representation |
---|---|
bin | 1100011000011… |
… | …00111000011101 |
3 | 21020102201120221 |
4 | 12030030320131 |
5 | 203042034124 |
6 | 14150041341 |
7 | 2400545023 |
oct | 614147035 |
9 | 236381527 |
10 | 103861789 |
11 | 53699999 |
12 | 2a949251 |
13 | 186964a5 |
14 | db18713 |
15 | 91b8ce4 |
hex | 630ce1d |
103861789 has 16 divisors (see below), whose sum is σ = 114462720. Its totient is φ = 93802240.
The previous prime is 103861787. The next prime is 103861799. The reversal of 103861789 is 987168301.
It is not a de Polignac number, because 103861789 - 21 = 103861787 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103861781) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93612 + ... + 94714.
It is an arithmetic number, because the mean of its divisors is an integer number (7153920).
Almost surely, 2103861789 is an apocalyptic number.
It is an amenable number.
103861789 is a deficient number, since it is larger than the sum of its proper divisors (10600931).
103861789 is a wasteful number, since it uses less digits than its factorization.
103861789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1340.
The product of its (nonzero) digits is 72576, while the sum is 43.
The square root of 103861789 is about 10191.2604225385. The cubic root of 103861789 is about 470.0585244762.
The spelling of 103861789 in words is "one hundred three million, eight hundred sixty-one thousand, seven hundred eighty-nine".
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