Base | Representation |
---|---|
bin | 11001000011010… |
… | …01101110011010 |
3 | 112122102122012112 |
4 | 30201221232122 |
5 | 412244221000 |
6 | 32504112322 |
7 | 5131142054 |
oct | 1441515632 |
9 | 478378175 |
10 | 210148250 |
11 | a8694544 |
12 | 5a4656a2 |
13 | 346cb4a0 |
14 | 1dca48d4 |
15 | 136b1235 |
hex | c869b9a |
210148250 has 32 divisors (see below), whose sum is σ = 423665424. Its totient is φ = 77592000.
The previous prime is 210148249. The next prime is 210148261. The reversal of 210148250 is 52841012.
210148250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 24671089 + 185477161 = 4967^2 + 13619^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29081 + ... + 35580.
Almost surely, 2210148250 is an apocalyptic number.
210148250 is an abundant number, since it is smaller than the sum of its proper divisors (213517174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210148250 is a wasteful number, since it uses less digits than its factorization.
210148250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64691 (or 64681 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 23.
The square root of 210148250 is about 14496.4909547104. The cubic root of 210148250 is about 594.5320332370.
Adding to 210148250 its reverse (52841012), we get a palindrome (262989262).
The spelling of 210148250 in words is "two hundred ten million, one hundred forty-eight thousand, two hundred fifty".
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