Base | Representation |
---|---|
bin | 1100111101100… |
… | …01001110010010 |
3 | 21120121000110200 |
4 | 12132301032102 |
5 | 210313313414 |
6 | 14442240030 |
7 | 2460116565 |
oct | 636611622 |
9 | 246530420 |
10 | 108729234 |
11 | 56413979 |
12 | 304b6016 |
13 | 196abb33 |
14 | 106244dc |
15 | 982b109 |
hex | 67b1392 |
108729234 has 48 divisors (see below), whose sum is σ = 247351104. Its totient is φ = 34452000.
The previous prime is 108729223. The next prime is 108729239. The reversal of 108729234 is 432927801.
It is not an unprimeable number, because it can be changed into a prime (108729239) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74209 + ... + 75659.
It is an arithmetic number, because the mean of its divisors is an integer number (5153148).
Almost surely, 2108729234 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108729234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123675552).
108729234 is an abundant number, since it is smaller than the sum of its proper divisors (138621870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108729234 is a wasteful number, since it uses less digits than its factorization.
108729234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1663 (or 1660 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The square root of 108729234 is about 10427.3311062803. The cubic root of 108729234 is about 477.2897518330.
The spelling of 108729234 in words is "one hundred eight million, seven hundred twenty-nine thousand, two hundred thirty-four".
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