Base | Representation |
---|---|
bin | 1100111011010… |
… | …01010101011010 |
3 | 21120001001112220 |
4 | 12131221111122 |
5 | 210224403103 |
6 | 14432044510 |
7 | 2454452244 |
oct | 635512532 |
9 | 246031486 |
10 | 108434778 |
11 | 56232721 |
12 | 30393736 |
13 | 19607aba |
14 | 10589094 |
15 | 97bdc53 |
hex | 676955a |
108434778 has 16 divisors (see below), whose sum is σ = 217779840. Its totient is φ = 35993216.
The previous prime is 108434737. The next prime is 108434779. The reversal of 108434778 is 877434801.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (108434779) 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, 36375 + ... + 39242.
It is an arithmetic number, because the mean of its divisors is an integer number (13611240).
Almost surely, 2108434778 is an apocalyptic number.
108434778 is an abundant number, since it is smaller than the sum of its proper divisors (109345062).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108434778 is a wasteful number, since it uses less digits than its factorization.
108434778 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75861.
The product of its (nonzero) digits is 150528, while the sum is 42.
The square root of 108434778 is about 10413.2021011791. The cubic root of 108434778 is about 476.8585035350.
The spelling of 108434778 in words is "one hundred eight million, four hundred thirty-four thousand, seven hundred seventy-eight".
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