Base | Representation |
---|---|
bin | 100111101001110111… |
… | …100000000111100100 |
3 | 11001220100200002221010 |
4 | 213221313200013210 |
5 | 1144200024041333 |
6 | 31321001422220 |
7 | 3035062654620 |
oct | 475167400744 |
9 | 131810602833 |
10 | 42578346468 |
11 | 1706a403999 |
12 | 830349a970 |
13 | 40272b3568 |
14 | 20bcbb4180 |
15 | 119303b563 |
hex | 9e9de01e4 |
42578346468 has 48 divisors (see below), whose sum is σ = 113560684160. Its totient is φ = 12163267584.
The previous prime is 42578346467. The next prime is 42578346479. The reversal of 42578346468 is 86464387524.
42578346468 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 (42578346467) 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, 525780 + ... + 601332.
Almost surely, 242578346468 is an apocalyptic number.
It is an amenable number.
42578346468 is an abundant number, since it is smaller than the sum of its proper divisors (70982337692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42578346468 is a wasteful number, since it uses less digits than its factorization.
42578346468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82276 (or 82274 counting only the distinct ones).
The product of its digits is 30965760, while the sum is 57.
The spelling of 42578346468 in words is "forty-two billion, five hundred seventy-eight million, three hundred forty-six thousand, four hundred sixty-eight".
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