Search a number
-
+
108182868 = 22345719727
BaseRepresentation
bin1100111001010…
…11110101010100
321112120020222220
412130223311110
5210143322433
614422422340
72452352643
oct634536524
9245506886
10108182868
1156080432
12302919b0
131954a241
141052135a
15976e2b3
hex672bd54

108182868 has 24 divisors (see below), whose sum is σ = 252991872. Its totient is φ = 35980224.

The previous prime is 108182863. The next prime is 108182873. The reversal of 108182868 is 868281801.

It is an interprime number because it is at equal distance from previous prime (108182863) and next prime (108182873).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108182863) 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, 4380 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (10541328).

Almost surely, 2108182868 is an apocalyptic number.

It is an amenable number.

108182868 is an abundant number, since it is smaller than the sum of its proper divisors (144809004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

108182868 is a wasteful number, since it uses less digits than its factorization.

108182868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20191 (or 20189 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 42.

The square root of 108182868 is about 10401.0993649710. The cubic root of 108182868 is about 476.4889463040.

The spelling of 108182868 in words is "one hundred eight million, one hundred eighty-two thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 457 914 1371 1828 2742 5484 19727 39454 59181 78908 118362 236724 9015239 18030478 27045717 36060956 54091434 108182868