Base | Representation |
---|---|
bin | 1100001111111110000… |
… | …0111000111100000011 |
3 | 202010012021211221222111 |
4 | 3003333200320330003 |
5 | 11421442440221430 |
6 | 240402135520151 |
7 | 21130013020633 |
oct | 3037740707403 |
9 | 663167757874 |
10 | 210445242115 |
11 | 812819421a9 |
12 | 34951829057 |
13 | 16aca32b804 |
14 | a2854246c3 |
15 | 571a480c2a |
hex | 30ff838f03 |
210445242115 has 16 divisors (see below), whose sum is σ = 254299886496. Its totient is φ = 167180889600.
The previous prime is 210445242101. The next prime is 210445242131. The reversal of 210445242115 is 511242544012.
It is not a de Polignac number, because 210445242115 - 25 = 210445242083 is a prime.
It is a Duffinian number.
It is a zygodrome in base 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, 853195 + ... + 1071835.
It is an arithmetic number, because the mean of its divisors is an integer number (15893742906).
Almost surely, 2210445242115 is an apocalyptic number.
210445242115 is a deficient number, since it is larger than the sum of its proper divisors (43854644381).
210445242115 is a wasteful number, since it uses less digits than its factorization.
210445242115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219990.
The product of its (nonzero) digits is 12800, while the sum is 31.
Adding to 210445242115 its reverse (511242544012), we get a palindrome (721687786127).
The spelling of 210445242115 in words is "two hundred ten billion, four hundred forty-five million, two hundred forty-two thousand, one hundred fifteen".
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