Search a number
-
+
8643052 = 2211375309
BaseRepresentation
bin100000111110…
…000111101100
3121021010001001
4200332013230
54203034202
6505130044
7133315255
oct40760754
917233031
108643052
114973720
122a89924
131a38042
14120db2c
15b5ad87
hex83e1ec

8643052 has 24 divisors (see below), whose sum is σ = 16949520. Its totient is φ = 3821760.

The previous prime is 8643023. The next prime is 8643053. The reversal of 8643052 is 2503468.

8643052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 8643052.

It is not an unprimeable number, because it can be changed into a prime (8643053) 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, 1027 + ... + 4282.

It is an arithmetic number, because the mean of its divisors is an integer number (706230).

Almost surely, 28643052 is an apocalyptic number.

It is an amenable number.

8643052 is a deficient number, since it is larger than the sum of its proper divisors (8306468).

8643052 is a wasteful number, since it uses less digits than its factorization.

8643052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5361 (or 5359 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 8643052 is about 2939.9068012439. The cubic root of 8643052 is about 205.2212720836.

It can be divided in two parts, 864 and 3052, that added together give a triangular number (3916 = T88).

The spelling of 8643052 in words is "eight million, six hundred forty-three thousand, fifty-two".

Divisors: 1 2 4 11 22 37 44 74 148 407 814 1628 5309 10618 21236 58399 116798 196433 233596 392866 785732 2160763 4321526 8643052