Base | Representation |
---|---|
bin | 10111111110000… |
… | …00011001011000 |
3 | 112000100012210120 |
4 | 23333000121120 |
5 | 402433103242 |
6 | 31541313240 |
7 | 4661014314 |
oct | 1377003130 |
9 | 460305716 |
10 | 201066072 |
11 | a3550a09 |
12 | 57405820 |
13 | 3286b60c |
14 | 1c9bcb44 |
15 | 129ba1ec |
hex | bfc0658 |
201066072 has 64 divisors (see below), whose sum is σ = 533887200. Its totient is φ = 62883840.
The previous prime is 201066067. The next prime is 201066079. The reversal of 201066072 is 270660102.
It is a happy number.
201066072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201066079) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187554 + ... + 188622.
Almost surely, 2201066072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 201066072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266943600).
201066072 is an abundant number, since it is smaller than the sum of its proper divisors (332821128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201066072 is a wasteful number, since it uses less digits than its factorization.
201066072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1556 (or 1552 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 201066072 is about 14179.7768670738. The cubic root of 201066072 is about 585.8407780287.
The spelling of 201066072 in words is "two hundred one million, sixty-six thousand, seventy-two".
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