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8108493 = 33837057
BaseRepresentation
bin11110111011100111001101
3120020221202120
4132323213031
54033432433
6445443153
7125630631
oct36734715
916227676
108108493
114639038
1228704b9
1318ab933
141110dc1
15aa27b3
hex7bb9cd

8108493 has 8 divisors (see below), whose sum is σ = 10841088. Its totient is φ = 5390784.

The previous prime is 8108479. The next prime is 8108501. The reversal of 8108493 is 3948018.

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

It is not a de Polignac number, because 8108493 - 28 = 8108237 is a prime.

8108493 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8108423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2380 + ... + 4677.

It is an arithmetic number, because the mean of its divisors is an integer number (1355136).

Almost surely, 28108493 is an apocalyptic number.

It is an amenable number.

8108493 is a deficient number, since it is larger than the sum of its proper divisors (2732595).

8108493 is a wasteful number, since it uses less digits than its factorization.

8108493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7443.

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

The square root of 8108493 is about 2847.5415712505. The cubic root of 8108493 is about 200.9000517912.

The spelling of 8108493 in words is "eight million, one hundred eight thousand, four hundred ninety-three".

Divisors: 1 3 383 1149 7057 21171 2702831 8108493