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660230106 = 23195156401
BaseRepresentation
bin100111010110100…
…100111111011010
31201000100011102220
4213112210333122
52323004330411
6145303004510
722234602054
oct4726447732
91630304386
10660230106
11309756718
12165139736
13a6a26503
14639848d4
153ce68b06
hex275a4fda

660230106 has 16 divisors (see below), whose sum is σ = 1321160448. Its totient is φ = 219960000.

The previous prime is 660230101. The next prime is 660230191. The reversal of 660230106 is 601032066.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (660230101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16495 + ... + 39906.

It is an arithmetic number, because the mean of its divisors is an integer number (82572528).

Almost surely, 2660230106 is an apocalyptic number.

660230106 is an abundant number, since it is smaller than the sum of its proper divisors (660930342).

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

660230106 is a wasteful number, since it uses less digits than its factorization.

660230106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58357.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 660230106 is about 25694.9431990032. The cubic root of 660230106 is about 870.7599411013.

The spelling of 660230106 in words is "six hundred sixty million, two hundred thirty thousand, one hundred six".

Divisors: 1 2 3 6 1951 3902 5853 11706 56401 112802 169203 338406 110038351 220076702 330115053 660230106