Base | Representation |
---|---|
bin | 11001000010101… |
… | …01101010000000 |
3 | 112122021110110000 |
4 | 30201111222000 |
5 | 412234103143 |
6 | 32502240000 |
7 | 5130350313 |
oct | 1441255200 |
9 | 478243400 |
10 | 210066048 |
11 | a8638805 |
12 | 5a426000 |
13 | 3469cc4a |
14 | 1dc8297a |
15 | 13696bd3 |
hex | c855a80 |
210066048 has 80 divisors (see below), whose sum is σ = 625184010. Its totient is φ = 70018560.
The previous prime is 210066047. The next prime is 210066079. The reversal of 210066048 is 840660012.
It can be written as a sum of positive squares in only one way, i.e., 209438784 + 627264 = 14472^2 + 792^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (210066047) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 238 + ... + 20498.
Almost surely, 2210066048 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 210066048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312592005).
210066048 is an abundant number, since it is smaller than the sum of its proper divisors (415117962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210066048 is an equidigital number, since it uses as much as digits as its factorization.
210066048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20287 (or 20266 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 210066048 is about 14493.6554395363. The cubic root of 210066048 is about 594.4545036901.
The spelling of 210066048 in words is "two hundred ten million, sixty-six thousand, forty-eight".
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