Base | Representation |
---|---|
bin | 1100111000011… |
… | …11001010010110 |
3 | 21112100021220100 |
4 | 12130033022112 |
5 | 210131043210 |
6 | 14420114530 |
7 | 2451353364 |
oct | 634171226 |
9 | 245307810 |
10 | 108065430 |
11 | 56000180 |
12 | 30235a46 |
13 | 19508955 |
14 | 104d0634 |
15 | 97495c0 |
hex | 670f296 |
108065430 has 96 divisors (see below), whose sum is σ = 324593568. Its totient is φ = 24652800.
The previous prime is 108065429. The next prime is 108065449. The reversal of 108065430 is 34560801.
108065430 is a `hidden beast` number, since 1 + 0 + 8 + 0 + 654 + 3 + 0 = 666.
It is a super-2 number, since 2×1080654302 = 23356274322169800, which contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 108065394 and 108065403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13620 + ... + 20040.
It is an arithmetic number, because the mean of its divisors is an integer number (3381183).
Almost surely, 2108065430 is an apocalyptic number.
108065430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 108065430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162296784).
108065430 is an abundant number, since it is smaller than the sum of its proper divisors (216528138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108065430 is a wasteful number, since it uses less digits than its factorization.
108065430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6462 (or 6459 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 108065430 is about 10395.4523711092. The cubic root of 108065430 is about 476.3164662231.
The spelling of 108065430 in words is "one hundred eight million, sixty-five thousand, four hundred thirty".
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