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108292380 = 223571729523
BaseRepresentation
bin1100111010001…
…10100100011100
321112202211012220
412131012210130
5210210324010
614425025340
72453320140
oct635064434
9245684186
10108292380
1156145739
1230325250
1319588041
141054d220
159791970
hex674691c

108292380 has 192 divisors, whose sum is σ = 380298240. Its totient is φ = 22450176.

The previous prime is 108292337. The next prime is 108292391. The reversal of 108292380 is 83292801.

It is a congruent number.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 206799 + ... + 207321.

It is an arithmetic number, because the mean of its divisors is an integer number (1980720).

Almost surely, 2108292380 is an apocalyptic number.

108292380 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 108292380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190149120).

108292380 is an abundant number, since it is smaller than the sum of its proper divisors (272005860).

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

108292380 is a wasteful number, since it uses less digits than its factorization.

108292380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 586 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 108292380 is about 10406.3624768696. The cubic root of 108292380 is about 476.6496731082.

The spelling of 108292380 in words is "one hundred eight million, two hundred ninety-two thousand, three hundred eighty".