Base | Representation |
---|---|
bin | 100111111010101111… |
… | …101010010001011011 |
3 | 11002122002110222110112 |
4 | 213322233222101123 |
5 | 1200240021103304 |
6 | 31405034434535 |
7 | 3045101524556 |
oct | 477257522133 |
9 | 132562428415 |
10 | 42861503579 |
11 | 171a5224034 |
12 | 8382292a4b |
13 | 4070b64c4b |
14 | 210864169d |
15 | 11acd1eb6e |
hex | 9fabea45b |
42861503579 has 16 divisors (see below), whose sum is σ = 44500896000. Its totient is φ = 41251986720.
The previous prime is 42861503569. The next prime is 42861503593. The reversal of 42861503579 is 97530516824.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 42861503579 - 24 = 42861503563 is a prime.
It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42861503569) 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, 8390144 + ... + 8395250.
It is an arithmetic number, because the mean of its divisors is an integer number (2781306000).
It is a 1-persistent number, because it is pandigital, but 2⋅42861503579 = 85723007158 is not.
Almost surely, 242861503579 is an apocalyptic number.
42861503579 is a deficient number, since it is larger than the sum of its proper divisors (1639392421).
42861503579 is a wasteful number, since it uses less digits than its factorization.
42861503579 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7970.
The product of its (nonzero) digits is 1814400, while the sum is 50.
The spelling of 42861503579 in words is "forty-two billion, eight hundred sixty-one million, five hundred three thousand, five hundred seventy-nine".
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