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660007060 = 22533000353
BaseRepresentation
bin100111010101101…
…110100010010100
31200222220211110221
4213111232202110
52322430211220
6145254124124
722232652556
oct4725564224
91628824427
10660007060
11309614089
12165050644
13a6978b2b
14639274d6
153ce229aa
hex2756e894

660007060 has 12 divisors (see below), whose sum is σ = 1386014868. Its totient is φ = 264002816.

The previous prime is 660007013. The next prime is 660007063. The reversal of 660007060 is 60700066.

660007060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 171243396 + 488763664 = 13086^2 + 22108^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (660007063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16500157 + ... + 16500196.

It is an arithmetic number, because the mean of its divisors is an integer number (115501239).

Almost surely, 2660007060 is an apocalyptic number.

It is an amenable number.

660007060 is an abundant number, since it is smaller than the sum of its proper divisors (726007808).

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

660007060 is a wasteful number, since it uses less digits than its factorization.

660007060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33000362 (or 33000360 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 660007060 is about 25690.6025620265. The cubic root of 660007060 is about 870.6618735764.

The spelling of 660007060 in words is "six hundred sixty million, seven thousand, sixty".

Divisors: 1 2 4 5 10 20 33000353 66000706 132001412 165001765 330003530 660007060