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108188080 = 245721113193
BaseRepresentation
bin1100111001011…
…01000110110000
321112120112010221
412130231012300
5210144004310
614422502424
72452404100
oct634550660
9245515127
10108188080
1156084340
1230294a14
131954c720
1410523200
159770ada
hex672d1b0

108188080 has 240 divisors, whose sum is σ = 345540384. Its totient is φ = 30965760.

The previous prime is 108188063. The next prime is 108188083. The reversal of 108188080 is 80881801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108188083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 560464 + ... + 560656.

Almost surely, 2108188080 is an apocalyptic number.

108188080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 108188080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172770192).

108188080 is an abundant number, since it is smaller than the sum of its proper divisors (237352304).

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

108188080 is a wasteful number, since it uses less digits than its factorization.

108188080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 34.

The square root of 108188080 is about 10401.3499123912. The cubic root of 108188080 is about 476.4965982257.

The spelling of 108188080 in words is "one hundred eight million, one hundred eighty-eight thousand, eighty".