Base | Representation |
---|---|
bin | 11001000100000… |
… | …01011000000100 |
3 | 112122121120002110 |
4 | 30202001120010 |
5 | 412310320444 |
6 | 32510141020 |
7 | 5132024355 |
oct | 1442013004 |
9 | 478546073 |
10 | 210245124 |
11 | a8750301 |
12 | 5a4b1770 |
13 | 347335cb |
14 | 1dccbd2c |
15 | 136cecb9 |
hex | c881604 |
210245124 has 12 divisors (see below), whose sum is σ = 490571984. Its totient is φ = 70081704.
The previous prime is 210245081. The next prime is 210245153. The reversal of 210245124 is 421542012.
It is a tau number, because it is divible by the number of its divisors (12).
It is a self number, because there is not a number n which added to its sum of digits gives 210245124.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8760202 + ... + 8760225.
Almost surely, 2210245124 is an apocalyptic number.
It is an amenable number.
210245124 is an abundant number, since it is smaller than the sum of its proper divisors (280326860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210245124 is a wasteful number, since it uses less digits than its factorization.
210245124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17520434 (or 17520432 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 210245124 is about 14499.8318610941. The cubic root of 210245124 is about 594.6233748628.
Adding to 210245124 its reverse (421542012), we get a palindrome (631787136).
The spelling of 210245124 in words is "two hundred ten million, two hundred forty-five thousand, one hundred twenty-four".
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