Base | Representation |
---|---|
bin | 100111011111100110… |
… | …001110101000001100 |
3 | 11001110100110100102110 |
4 | 213133212032220030 |
5 | 1143321421434340 |
6 | 31251524424020 |
7 | 3030601305546 |
oct | 473746165014 |
9 | 131410410373 |
10 | 42406046220 |
11 | 16a9112019a |
12 | 8275848010 |
13 | 3cca6a7255 |
14 | 20a3d62696 |
15 | 1182d54680 |
hex | 9df98ea0c |
42406046220 has 48 divisors (see below), whose sum is σ = 123899408640. Its totient is φ = 10816614336.
The previous prime is 42406046201. The next prime is 42406046227. The reversal of 42406046220 is 2264060424.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (42406046227) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15363130 + ... + 15365889.
It is an arithmetic number, because the mean of its divisors is an integer number (2581237680).
Almost surely, 242406046220 is an apocalyptic number.
It is an amenable number.
42406046220 is an abundant number, since it is smaller than the sum of its proper divisors (81493362420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42406046220 is a wasteful number, since it uses less digits than its factorization.
42406046220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30729054 (or 30729052 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 30.
The spelling of 42406046220 in words is "forty-two billion, four hundred six million, forty-six thousand, two hundred twenty".
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