Base | Representation |
---|---|
bin | 100101100011011… |
… | …010110010001100 |
3 | 1121220112102210021 |
4 | 211203122302030 |
5 | 2242242313430 |
6 | 142303551524 |
7 | 21420160246 |
oct | 4543326214 |
9 | 1556472707 |
10 | 630041740 |
11 | 2a3707759 |
12 | 156bbb5a4 |
13 | a06b6883 |
14 | 5d967096 |
15 | 3a4a407a |
hex | 258dac8c |
630041740 has 24 divisors (see below), whose sum is σ = 1348053840. Its totient is φ = 247261248.
The previous prime is 630041723. The next prime is 630041759. The reversal of 630041740 is 47140036.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296130 + ... + 298249.
It is an arithmetic number, because the mean of its divisors is an integer number (56168910).
Almost surely, 2630041740 is an apocalyptic number.
It is an amenable number.
630041740 is an abundant number, since it is smaller than the sum of its proper divisors (718012100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630041740 is a wasteful number, since it uses less digits than its factorization.
630041740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 594441 (or 594439 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 25.
The square root of 630041740 is about 25100.6322629531. The cubic root of 630041740 is about 857.2808201472.
Adding to 630041740 its reverse (47140036), we get a palindrome (677181776).
The spelling of 630041740 in words is "six hundred thirty million, forty-one thousand, seven hundred forty".
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