Base | Representation |
---|---|
bin | 100001011100111… |
… | …110011110000110 |
3 | 1110010002011002020 |
4 | 201130332132012 |
5 | 2122134302123 |
6 | 131405224010 |
7 | 16623331665 |
oct | 4134763606 |
9 | 1403064066 |
10 | 561244038 |
11 | 268897a53 |
12 | 137b62006 |
13 | 8c379384 |
14 | 54778ddc |
15 | 344147e3 |
hex | 2173e786 |
561244038 has 8 divisors (see below), whose sum is σ = 1122488088. Its totient is φ = 187081344.
The previous prime is 561243937. The next prime is 561244051. The reversal of 561244038 is 830442165.
It is a sphenic number, since it is the product of 3 distinct primes.
561244038 is an admirable number.
It is a congruent number.
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, 46770331 + ... + 46770342.
It is an arithmetic number, because the mean of its divisors is an integer number (140311011).
Almost surely, 2561244038 is an apocalyptic number.
561244038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
561244038 is a wasteful number, since it uses less digits than its factorization.
561244038 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93540678.
The product of its (nonzero) digits is 23040, while the sum is 33.
The square root of 561244038 is about 23690.5896507453. The cubic root of 561244038 is about 824.8669699185.
The spelling of 561244038 in words is "five hundred sixty-one million, two hundred forty-four thousand, thirty-eight".
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