Base | Representation |
---|---|
bin | 1100111001010… |
… | …00101101000000 |
3 | 21112112121102002 |
4 | 12130220231000 |
5 | 210142420143 |
6 | 14422243132 |
7 | 2452300400 |
oct | 634505500 |
9 | 245477362 |
10 | 108170048 |
11 | 56071838 |
12 | 302864a8 |
13 | 1954445c |
14 | 1051a800 |
15 | 976a5b8 |
hex | 6728b40 |
108170048 has 84 divisors (see below), whose sum is σ = 264513060. Its totient is φ = 43610112.
The previous prime is 108170047. The next prime is 108170063. The reversal of 108170048 is 840071801.
It can be written as a sum of positive squares in 2 ways, for example, as 99361024 + 8809024 = 9968^2 + 2968^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 108170048.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108170047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52298 + ... + 54326.
It is an arithmetic number, because the mean of its divisors is an integer number (3148965).
Almost surely, 2108170048 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108170048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132256530).
108170048 is an abundant number, since it is smaller than the sum of its proper divisors (156343012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108170048 is a wasteful number, since it uses less digits than its factorization.
108170048 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2072 (or 2055 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 29.
The square root of 108170048 is about 10400.4830657042. The cubic root of 108170048 is about 476.4701237624.
The spelling of 108170048 in words is "one hundred eight million, one hundred seventy thousand, forty-eight".
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