Base | Representation |
---|---|
bin | 1011111000101100… |
… | …11100001100100100 |
3 | 121110201101210201001 |
4 | 11330112130030210 |
5 | 101032043142430 |
6 | 2533111443044 |
7 | 314063341522 |
oct | 57426341444 |
9 | 17421353631 |
10 | 6381224740 |
11 | 2785042660 |
12 | 12a1086484 |
13 | 7a9065537 |
14 | 4476c7312 |
15 | 27533d3ca |
hex | 17c59c324 |
6381224740 has 24 divisors (see below), whose sum is σ = 14618806272. Its totient is φ = 2320445280.
The previous prime is 6381224713. The next prime is 6381224747. The reversal of 6381224740 is 474221836.
It is a self number, because there is not a number n which added to its sum of digits gives 6381224740.
It is not an unprimeable number, because it can be changed into a prime (6381224747) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14502564 + ... + 14503003.
It is an arithmetic number, because the mean of its divisors is an integer number (609116928).
Almost surely, 26381224740 is an apocalyptic number.
It is an amenable number.
6381224740 is an abundant number, since it is smaller than the sum of its proper divisors (8237581532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6381224740 is a wasteful number, since it uses less digits than its factorization.
6381224740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29005587 (or 29005585 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 37.
The square root of 6381224740 is about 79882.5684364242. The cubic root of 6381224740 is about 1854.8181918720.
The spelling of 6381224740 in words is "six billion, three hundred eighty-one million, two hundred twenty-four thousand, seven hundred forty".
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