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108122442 = 2322380809
BaseRepresentation
bin1100111000111…
…01000101001010
321112110012002220
412130131011022
5210134404232
614421234510
72452011531
oct634350512
9245405086
10108122442
1156039a9a
1230262a36
131952889c
1410507318
15975b42c
hex671d14a

108122442 has 16 divisors (see below), whose sum is σ = 217217280. Its totient is φ = 35878752.

The previous prime is 108122437. The next prime is 108122447. The reversal of 108122442 is 244221801.

It is an interprime number because it is at equal distance from previous prime (108122437) and next prime (108122447).

It is not an unprimeable number, because it can be changed into a prime (108122447) 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 7 ways as a sum of consecutive naturals, for example, 39067 + ... + 41742.

It is an arithmetic number, because the mean of its divisors is an integer number (13576080).

Almost surely, 2108122442 is an apocalyptic number.

108122442 is an abundant number, since it is smaller than the sum of its proper divisors (109094838).

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

108122442 is a wasteful number, since it uses less digits than its factorization.

108122442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81037.

The product of its (nonzero) digits is 1024, while the sum is 24.

The square root of 108122442 is about 10398.1941701432. The cubic root of 108122442 is about 476.4002148072.

The spelling of 108122442 in words is "one hundred eight million, one hundred twenty-two thousand, four hundred forty-two".

Divisors: 1 2 3 6 223 446 669 1338 80809 161618 242427 484854 18020407 36040814 54061221 108122442