Base | Representation |
---|---|
bin | 1100111011010… |
… | …10001000111011 |
3 | 21120001020002000 |
4 | 12131222020323 |
5 | 210230004300 |
6 | 14432112043 |
7 | 2454464664 |
oct | 635521073 |
9 | 246036060 |
10 | 108438075 |
11 | 56235149 |
12 | 30395623 |
13 | 19609455 |
14 | 1058a36b |
15 | 97bec00 |
hex | 676a23b |
108438075 has 24 divisors (see below), whose sum is σ = 199206000. Its totient is φ = 57833280.
The previous prime is 108438067. The next prime is 108438079. The reversal of 108438075 is 570834801.
It is not a de Polignac number, because 108438075 - 23 = 108438067 is a prime.
It is a super-2 number, since 2×1084380752 = 23517632219411250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (108438079) 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, 79650 + ... + 80999.
It is an arithmetic number, because the mean of its divisors is an integer number (8300250).
Almost surely, 2108438075 is an apocalyptic number.
108438075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
108438075 is a deficient number, since it is larger than the sum of its proper divisors (90767925).
108438075 is a wasteful number, since it uses less digits than its factorization.
108438075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160668 (or 160657 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 36.
The square root of 108438075 is about 10413.3604086289. The cubic root of 108438075 is about 476.8633365064.
The spelling of 108438075 in words is "one hundred eight million, four hundred thirty-eight thousand, seventy-five".
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