Base | Representation |
---|---|
bin | 11000101101001… |
… | …00111000010000 |
3 | 112102222010102221 |
4 | 30112210320100 |
5 | 411023313231 |
6 | 32321550424 |
7 | 5064360202 |
oct | 1426447020 |
9 | 472863387 |
10 | 207244816 |
11 | a6a91109 |
12 | 594a5414 |
13 | 33c22a8c |
14 | 1d74a772 |
15 | 132dad11 |
hex | c5a4e10 |
207244816 has 45 divisors (see below), whose sum is σ = 415263693. Its totient is φ = 100196160.
The previous prime is 207244813. The next prime is 207244847. The reversal of 207244816 is 618442702.
It is a happy number.
The square root of 207244816 is 14396.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 6739216 + 200505600 = 2596^2 + 14160^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (207244813) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3397426 + ... + 3397486.
Almost surely, 2207244816 is an apocalyptic number.
207244816 is the 14396-th square number.
It is an amenable number.
207244816 is an abundant number, since it is smaller than the sum of its proper divisors (208018877).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207244816 is an frugal number, since it uses more digits than its factorization.
207244816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 248 (or 122 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 34.
The cubic root of 207244816 is about 591.7812833387.
The spelling of 207244816 in words is "two hundred seven million, two hundred forty-four thousand, eight hundred sixteen".
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