Base | Representation |
---|---|
bin | 11110010010011111100011… |
… | …10110101101101100010100 |
3 | 22201211111000201012021102022 |
4 | 33021033301312231230110 |
5 | 32212233311032323220 |
6 | 353354232124232312 |
7 | 20013063430330136 |
oct | 1711176166555424 |
9 | 281744021167368 |
10 | 66606115511060 |
11 | 1a24a549874024 |
12 | 757886539b698 |
13 | 2b21c11849188 |
14 | 1263a78a87056 |
15 | 7a78a070b925 |
hex | 3c93f1dadb14 |
66606115511060 has 24 divisors (see below), whose sum is σ = 139873007359176. Its totient is φ = 26642414816640.
The previous prime is 66606115511051. The next prime is 66606115511063. The reversal of 66606115511060 is 6011551160666.
It can be written as a sum of positive squares in 4 ways, for example, as 24083144021764 + 42522971489296 = 4907458^2 + 6520964^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (66606115511063) 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, 23498054 + ... + 26179586.
It is an arithmetic number, because the mean of its divisors is an integer number (5828041973299).
Almost surely, 266606115511060 is an apocalyptic number.
It is an amenable number.
66606115511060 is an abundant number, since it is smaller than the sum of its proper divisors (73266891848116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
66606115511060 is a wasteful number, since it uses less digits than its factorization.
66606115511060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3923483 (or 3923481 counting only the distinct ones).
The product of its (nonzero) digits is 194400, while the sum is 44.
The spelling of 66606115511060 in words is "sixty-six trillion, six hundred six billion, one hundred fifteen million, five hundred eleven thousand, sixty".
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