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108073387 = 198368531
BaseRepresentation
bin1100111000100…
…01000110101011
321112100200211001
412130101012223
5210131322022
614420215431
72451415522
oct634210653
9245320731
10108073387
1156006154
123023a577
131950c466
14104d34b9
15974bb27
hex67111ab

108073387 has 8 divisors (see below), whose sum is σ = 115133760. Its totient is φ = 101150280.

The previous prime is 108073379. The next prime is 108073397. The reversal of 108073387 is 783370801.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 108073387 - 23 = 108073379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108073327) 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, 32689 + ... + 35842.

It is an arithmetic number, because the mean of its divisors is an integer number (14391720).

Almost surely, 2108073387 is an apocalyptic number.

108073387 is a deficient number, since it is larger than the sum of its proper divisors (7060373).

108073387 is an equidigital number, since it uses as much as digits as its factorization.

108073387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68633.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 108073387 is about 10395.8350794922. The cubic root of 108073387 is about 476.3281565391.

The spelling of 108073387 in words is "one hundred eight million, seventy-three thousand, three hundred eighty-seven".

Divisors: 1 19 83 1577 68531 1302089 5688073 108073387