Base | Representation |
---|---|
bin | 100111001011100110… |
… | …011100111111101101 |
3 | 11000120222011220212122 |
4 | 213023212130333231 |
5 | 1142130030420444 |
6 | 31154342042325 |
7 | 3016355603030 |
oct | 471346347755 |
9 | 130528156778 |
10 | 42070560749 |
11 | 16929809a78 |
12 | 81a14193a5 |
13 | 3c76033739 |
14 | 2071593017 |
15 | 11636864ee |
hex | 9cb99cfed |
42070560749 has 16 divisors (see below), whose sum is σ = 48213360000. Its totient is φ = 35961059904.
The previous prime is 42070560713. The next prime is 42070560751. The reversal of 42070560749 is 94706507024.
It is a de Polignac number, because none of the positive numbers 2k-42070560749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42070560949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5336999 + ... + 5344875.
It is an arithmetic number, because the mean of its divisors is an integer number (3013335000).
Almost surely, 242070560749 is an apocalyptic number.
It is an amenable number.
42070560749 is a deficient number, since it is larger than the sum of its proper divisors (6142799251).
42070560749 is a wasteful number, since it uses less digits than its factorization.
42070560749 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9892.
The product of its (nonzero) digits is 423360, while the sum is 44.
The spelling of 42070560749 in words is "forty-two billion, seventy million, five hundred sixty thousand, seven hundred forty-nine".
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