Base | Representation |
---|---|
bin | 1100011101100… |
… | …11000110101110 |
3 | 21021201022112120 |
4 | 12032303012232 |
5 | 203230331023 |
6 | 14212413410 |
7 | 2406412014 |
oct | 616630656 |
9 | 237638476 |
10 | 104542638 |
11 | 54014482 |
12 | 2b017266 |
13 | 18874365 |
14 | dc548b4 |
15 | 92a08e3 |
hex | 63b31ae |
104542638 has 16 divisors (see below), whose sum is σ = 211040640. Its totient is φ = 34521656.
The previous prime is 104542637. The next prime is 104542727. The reversal of 104542638 is 836245401.
It is a junction number, because it is equal to n+sod(n) for n = 104542599 and 104542608.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (104542637) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80778 + ... + 82061.
It is an arithmetic number, because the mean of its divisors is an integer number (13190040).
Almost surely, 2104542638 is an apocalyptic number.
104542638 is an abundant number, since it is smaller than the sum of its proper divisors (106498002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
104542638 is a wasteful number, since it uses less digits than its factorization.
104542638 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 162951.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 104542638 is about 10224.6094301934. The cubic root of 104542638 is about 471.0834188552.
The spelling of 104542638 in words is "one hundred four million, five hundred forty-two thousand, six hundred thirty-eight".
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