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166123060 = 2258306153
BaseRepresentation
bin10011110011011…
…01011000110100
3102120120220222221
421321231120310
5320011414220
624252332124
74055010535
oct1171553064
9376526887
10166123060
1185854794
1247774044
132855578c
14180c468c
15e8b69aa
hex9e6d634

166123060 has 12 divisors (see below), whose sum is σ = 348858468. Its totient is φ = 66449216.

The previous prime is 166123037. The next prime is 166123063. The reversal of 166123060 is 60321661.

It can be written as a sum of positive squares in 2 ways, for example, as 38613796 + 127509264 = 6214^2 + 11292^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166123063) 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, 4153057 + ... + 4153096.

It is an arithmetic number, because the mean of its divisors is an integer number (29071539).

Almost surely, 2166123060 is an apocalyptic number.

166123060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166123060 is an abundant number, since it is smaller than the sum of its proper divisors (182735408).

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

166123060 is a wasteful number, since it uses less digits than its factorization.

166123060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8306162 (or 8306160 counting only the distinct ones).

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

The square root of 166123060 is about 12888.8734961594. The cubic root of 166123060 is about 549.7222399150.

The spelling of 166123060 in words is "one hundred sixty-six million, one hundred twenty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 8306153 16612306 33224612 41530765 83061530 166123060