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108282105 = 32512718947
BaseRepresentation
bin1100111010001…
…00000011111001
321112202022010100
412131010003321
5210210011410
614424510013
72453245161
oct635040371
9245668110
10108282105
1156138a48
123031b309
1319583469
14105495a1
15978d8c0
hex67440f9

108282105 has 24 divisors (see below), whose sum is σ = 189176832. Its totient is φ = 57292704.

The previous prime is 108282103. The next prime is 108282131. The reversal of 108282105 is 501282801.

It is not a de Polignac number, because 108282105 - 21 = 108282103 is a prime.

It is not an unprimeable number, because it can be changed into a prime (108282103) 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 23 ways as a sum of consecutive naturals, for example, 3759 + ... + 15188.

It is an arithmetic number, because the mean of its divisors is an integer number (7882368).

Almost surely, 2108282105 is an apocalyptic number.

108282105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

108282105 is a deficient number, since it is larger than the sum of its proper divisors (80894727).

108282105 is a wasteful number, since it uses less digits than its factorization.

108282105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19085 (or 19082 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 27.

The square root of 108282105 is about 10405.8687768009. The cubic root of 108282105 is about 476.6345974698.

The spelling of 108282105 in words is "one hundred eight million, two hundred eighty-two thousand, one hundred five".

Divisors: 1 3 5 9 15 45 127 381 635 1143 1905 5715 18947 56841 94735 170523 284205 852615 2406269 7218807 12031345 21656421 36094035 108282105