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8105048 = 2371011433
BaseRepresentation
bin11110111010110001011000
3120020210000222
4132322301120
54033330143
6445415212
7125614610
oct36726130
916223028
108105048
114636496
12286a508
1318aa1b3
14110da40
15aa1768
hex7bac58

8105048 has 32 divisors (see below), whose sum is σ = 17552160. Its totient is φ = 3436800.

The previous prime is 8105047. The next prime is 8105051. The reversal of 8105048 is 8405018.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8105047) 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, 4940 + ... + 6372.

It is an arithmetic number, because the mean of its divisors is an integer number (548505).

Almost surely, 28105048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8105048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8776080).

8105048 is an abundant number, since it is smaller than the sum of its proper divisors (9447112).

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

8105048 is a wasteful number, since it uses less digits than its factorization.

8105048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 26.

The square root of 8105048 is about 2846.9365992238. The cubic root of 8105048 is about 200.8715960836.

The spelling of 8105048 in words is "eight million, one hundred five thousand, forty-eight".

Divisors: 1 2 4 7 8 14 28 56 101 202 404 707 808 1414 1433 2828 2866 5656 5732 10031 11464 20062 40124 80248 144733 289466 578932 1013131 1157864 2026262 4052524 8105048