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67109060 = 2253355453
BaseRepresentation
bin1000000000000…
…00000011000100
311200021111022202
410000000003010
5114134442220
610354214032
71443263144
oct400000304
9150244282
1067109060
1134977037
121a584318
1310b98a05
148cac924
155d59275
hex40000c4

67109060 has 12 divisors (see below), whose sum is σ = 140929068. Its totient is φ = 26843616.

The previous prime is 67109051. The next prime is 67109071. The reversal of 67109060 is 6090176.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24049216 + 43059844 = 4904^2 + 6562^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1677707 + ... + 1677746.

It is an arithmetic number, because the mean of its divisors is an integer number (11744089).

Almost surely, 267109060 is an apocalyptic number.

It is an amenable number.

67109060 is an abundant number, since it is smaller than the sum of its proper divisors (73820008).

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

67109060 is a wasteful number, since it uses less digits than its factorization.

67109060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3355462 (or 3355460 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 67109060 is about 8192.0119628819. The cubic root of 67109060 is about 406.3750649265.

The spelling of 67109060 in words is "sixty-seven million, one hundred nine thousand, sixty".

Divisors: 1 2 4 5 10 20 3355453 6710906 13421812 16777265 33554530 67109060