Search a number
-
+
8090500 = 2253111471
BaseRepresentation
bin11110110111001110000100
3120020001002011
4132313032010
54032344000
6445224004
7125524315
oct36671604
916201064
108090500
114626570
122862004
1318a36a2
14110860c
15a9c2ba
hex7b7384

8090500 has 48 divisors (see below), whose sum is σ = 19289088. Its totient is φ = 2940000.

The previous prime is 8090497. The next prime is 8090539. The reversal of 8090500 is 50908.

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4765 + ... + 6235.

It is an arithmetic number, because the mean of its divisors is an integer number (401856).

Almost surely, 28090500 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 8090500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9644544).

8090500 is an abundant number, since it is smaller than the sum of its proper divisors (11198588).

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

8090500 is a wasteful number, since it uses less digits than its factorization.

8090500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 8090500 is about 2844.3804246268. The cubic root of 8090500 is about 200.7513405689.

The spelling of 8090500 in words is "eight million, ninety thousand, five hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 125 220 250 275 500 550 1100 1375 1471 2750 2942 5500 5884 7355 14710 16181 29420 32362 36775 64724 73550 80905 147100 161810 183875 323620 367750 404525 735500 809050 1618100 2022625 4045250 8090500