Search a number
-
+
8190232 = 231496871
BaseRepresentation
bin11111001111100100011000
3120102002212221
4133033210120
54044041412
6451313424
7126421141
oct37174430
916362787
108190232
114694496
1228ab874
131909bbb
141132ac8
15abbb07
hex7cf918

8190232 has 16 divisors (see below), whose sum is σ = 15462000. Its totient is φ = 4067040.

The previous prime is 8190227. The next prime is 8190233. The reversal of 8190232 is 2320918.

It is a junction number, because it is equal to n+sod(n) for n = 8190197 and 8190206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8190233) 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, 2244 + ... + 4627.

It is an arithmetic number, because the mean of its divisors is an integer number (966375).

Almost surely, 28190232 is an apocalyptic number.

It is an amenable number.

8190232 is a deficient number, since it is larger than the sum of its proper divisors (7271768).

8190232 is a wasteful number, since it uses less digits than its factorization.

8190232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7026 (or 7022 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 8190232 is about 2861.8581376441. The cubic root of 8190232 is about 201.5728647235.

It can be divided in two parts, 819023 and 2, that added together give a square (819025 = 9052).

The spelling of 8190232 in words is "eight million, one hundred ninety thousand, two hundred thirty-two".

Divisors: 1 2 4 8 149 298 596 1192 6871 13742 27484 54968 1023779 2047558 4095116 8190232