Search a number
108603493 = 234721891
BaseRepresentation
bin1100111100100…
…10100001100101
321120100121222121
412132102201211
5210300302433
614435425541
72456054155
oct636224145
9246317877
10108603493
1156338459
12304552b1
131966682b
14105d0765
159803c2d
hex6792865

108603493 has 4 divisors (see below), whose sum is σ = 113325408. Its totient is φ = 103881580.

The previous prime is 108603457. The next prime is 108603503. The reversal of 108603493 is 394306801.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 108603493 - 29 = 108602981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108603893) 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 3 ways as a sum of consecutive naturals, for example, 2360923 + ... + 2360968.

It is an arithmetic number, because the mean of its divisors is an integer number (28331352).

Almost surely, 2108603493 is an apocalyptic number.

It is an amenable number.

108603493 is a deficient number, since it is larger than the sum of its proper divisors (4721915).

108603493 is an equidigital number, since it uses as much as digits as its factorization.

108603493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721914.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 108603493 is about 10421.2999668947. The cubic root of 108603493 is about 477.1056920413.

The spelling of 108603493 in words is "one hundred eight million, six hundred three thousand, four hundred ninety-three".

Divisors: 1 23 4721891 108603493