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1068040 = 23526701
BaseRepresentation
bin100000100110000001000
32000021002001
410010300020
5233134130
634520344
712035551
oct4046010
92007061
101068040
1166a486
124360b4
132b519c
141db328
151616ca
hex104c08

1068040 has 16 divisors (see below), whose sum is σ = 2403180. Its totient is φ = 427200.

The previous prime is 1068037. The next prime is 1068061. The reversal of 1068040 is 408601.

It can be written as a sum of positive squares in 2 ways, for example, as 956484 + 111556 = 978^2 + 334^2 .

It is a super-2 number, since 2×10680402 = 2281418883200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1067999 and 1068017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13311 + ... + 13390.

21068040 is an apocalyptic number.

1068040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1068040 is an abundant number, since it is smaller than the sum of its proper divisors (1335140).

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

1068040 is a wasteful number, since it uses less digits than its factorization.

1068040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26712 (or 26708 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1068040 is about 1033.4602072649. The cubic root of 1068040 is about 102.2184221090.

The spelling of 1068040 in words is "one million, sixty-eight thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 26701 53402 106804 133505 213608 267010 534020 1068040