Base | Representation |
---|---|
bin | 11101000101101… |
… | …11010001011011 |
3 | 122000011111221110 |
4 | 32202313101123 |
5 | 444432122230 |
6 | 40114111403 |
7 | 6022065330 |
oct | 1642672133 |
9 | 560144843 |
10 | 244020315 |
11 | 11581a090 |
12 | 6987b563 |
13 | 3b72aa26 |
14 | 245a0987 |
15 | 166524b0 |
hex | e8b745b |
244020315 has 64 divisors (see below), whose sum is σ = 498742272. Its totient is φ = 98918400.
The previous prime is 244020311. The next prime is 244020331. The reversal of 244020315 is 513020442.
It is not a de Polignac number, because 244020315 - 22 = 244020311 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 244020291 and 244020300.
It is not an unprimeable number, because it can be changed into a prime (244020311) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 44779 + ... + 49931.
It is an arithmetic number, because the mean of its divisors is an integer number (7792848).
Almost surely, 2244020315 is an apocalyptic number.
244020315 is an abundant number, since it is smaller than the sum of its proper divisors (254721957).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
244020315 is a wasteful number, since it uses less digits than its factorization.
244020315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5220.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 244020315 is about 15621.1496055828. The cubic root of 244020315 is about 624.8973185980.
Adding to 244020315 its reverse (513020442), we get a palindrome (757040757).
The spelling of 244020315 in words is "two hundred forty-four million, twenty thousand, three hundred fifteen".
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