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60661060 = 2253033053
BaseRepresentation
bin1110011101100…
…1110101000100
311020010220022221
43213121311010
5111012123220
610004102124
71334416255
oct347316504
9136126287
1060661060
1131272609
1218394944
13c74bb25
1480b0b2c
1554d39aa
hex39d9d44

60661060 has 12 divisors (see below), whose sum is σ = 127388268. Its totient is φ = 24264416.

The previous prime is 60661037. The next prime is 60661087. The reversal of 60661060 is 6016606.

It can be written as a sum of positive squares in 2 ways, for example, as 30980356 + 29680704 = 5566^2 + 5448^2 .

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, 1516507 + ... + 1516546.

It is an arithmetic number, because the mean of its divisors is an integer number (10615689).

Almost surely, 260661060 is an apocalyptic number.

It is an amenable number.

60661060 is an abundant number, since it is smaller than the sum of its proper divisors (66727208).

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

60661060 is a wasteful number, since it uses less digits than its factorization.

60661060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3033062 (or 3033060 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 60661060 is about 7788.5210406084. The cubic root of 60661060 is about 392.9192728498.

Adding to 60661060 its reverse (6016606), we get a palindrome (66677666).

The spelling of 60661060 in words is "sixty million, six hundred sixty-one thousand, sixty".

Divisors: 1 2 4 5 10 20 3033053 6066106 12132212 15165265 30330530 60661060