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8018064 = 243255681
BaseRepresentation
bin11110100101100010010000
3120002100201100
4132211202100
54023034224
6443504400
7125103165
oct36454220
916070640
108018064
1145870aa
122828100
131879722
1410ca06c
15a85ac9
hex7a5890

8018064 has 30 divisors (see below), whose sum is σ = 22439846. Its totient is φ = 2672640.

The previous prime is 8018047. The next prime is 8018069. The reversal of 8018064 is 4608108.

It can be written as a sum of positive squares in only one way, i.e., 6718464 + 1299600 = 2592^2 + 1140^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8018069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27697 + ... + 27984.

Almost surely, 28018064 is an apocalyptic number.

It is an amenable number.

8018064 is an abundant number, since it is smaller than the sum of its proper divisors (14421782).

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

8018064 is a wasteful number, since it uses less digits than its factorization.

8018064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55695 (or 55686 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 8018064 is about 2831.6186183877. The cubic root of 8018064 is about 200.1504201738.

The spelling of 8018064 in words is "eight million, eighteen thousand, sixty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 55681 111362 167043 222724 334086 445448 501129 668172 890896 1002258 1336344 2004516 2672688 4009032 8018064