Base | Representation |
---|---|
bin | 1100100010011… |
… | …11100011001110 |
3 | 21022220212112220 |
4 | 12101033203032 |
5 | 203411332223 |
6 | 14234240210 |
7 | 2415021153 |
oct | 621174316 |
9 | 238825486 |
10 | 105183438 |
11 | 54411968 |
12 | 2b286066 |
13 | 18a39c29 |
14 | dd8022a |
15 | 937a6e3 |
hex | 644f8ce |
105183438 has 8 divisors (see below), whose sum is σ = 210366888. Its totient is φ = 35061144.
The previous prime is 105183433. The next prime is 105183457. The reversal of 105183438 is 834381501.
It is a sphenic number, since it is the product of 3 distinct primes.
105183438 is an admirable number.
It is a super-2 number, since 2×1051834382 = 22127111258999688, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 105183399 and 105183408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (105183433) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8765281 + ... + 8765292.
It is an arithmetic number, because the mean of its divisors is an integer number (26295861).
Almost surely, 2105183438 is an apocalyptic number.
105183438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105183438 is a wasteful number, since it uses less digits than its factorization.
105183438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17530578.
The product of its (nonzero) digits is 11520, while the sum is 33.
The square root of 105183438 is about 10255.8977178987. The cubic root of 105183438 is about 472.0439697380.
The spelling of 105183438 in words is "one hundred five million, one hundred eighty-three thousand, four hundred thirty-eight".
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