Base | Representation |
---|---|
bin | 100111010101101100… |
… | …110100101001100100 |
3 | 11001000210000110110222 |
4 | 213111230310221210 |
5 | 1143001420041120 |
6 | 31223233503512 |
7 | 3023514045542 |
oct | 472554645144 |
9 | 131023013428 |
10 | 42240002660 |
11 | 16a06420209 |
12 | 822a111b98 |
13 | 3ca217ba1b |
14 | 2089c9cd92 |
15 | 11734a6525 |
hex | 9d5b34a64 |
42240002660 has 48 divisors (see below), whose sum is σ = 91001050560. Its totient is φ = 16463648640.
The previous prime is 42240002657. The next prime is 42240002669. The reversal of 42240002660 is 6620004224.
42240002660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (42240002669) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31250 + ... + 292329.
It is an arithmetic number, because the mean of its divisors is an integer number (1895855220).
Almost surely, 242240002660 is an apocalyptic number.
It is an amenable number.
42240002660 is an abundant number, since it is smaller than the sum of its proper divisors (48761047900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42240002660 is a wasteful number, since it uses less digits than its factorization.
42240002660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 323756 (or 323754 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 42240002660 its reverse (6620004224), we get a palindrome (48860006884).
The spelling of 42240002660 in words is "forty-two billion, two hundred forty million, two thousand, six hundred sixty".
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