Base | Representation |
---|---|
bin | 1100100011111… |
… | …11111111001010 |
3 | 21100021221200220 |
4 | 12101333333022 |
5 | 203434204314 |
6 | 14242410510 |
7 | 2416505445 |
oct | 621777712 |
9 | 240257626 |
10 | 105381834 |
11 | 54537a28 |
12 | 2b360a36 |
13 | 18aa931c |
14 | ddd265c |
15 | 93b93a9 |
hex | 647ffca |
105381834 has 32 divisors (see below), whose sum is σ = 218211840. Its totient is φ = 33892800.
The previous prime is 105381823. The next prime is 105381841. The reversal of 105381834 is 438183501.
It is a super-2 number, since 2×1053818342 = 22210661874407112, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105381795 and 105381804.
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, 85132 + ... + 86360.
It is an arithmetic number, because the mean of its divisors is an integer number (6819120).
Almost surely, 2105381834 is an apocalyptic number.
105381834 is an abundant number, since it is smaller than the sum of its proper divisors (112830006).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105381834 is a wasteful number, since it uses less digits than its factorization.
105381834 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1726.
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 105381834 is about 10265.5654495990. The cubic root of 105381834 is about 472.3405716150.
The spelling of 105381834 in words is "one hundred five million, three hundred eighty-one thousand, eight hundred thirty-four".
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