Base | Representation |
---|---|
bin | 100111101001110110… |
… | …100100101011101100 |
3 | 11001220100012201222112 |
4 | 213221312210223230 |
5 | 1144144443244040 |
6 | 31320552303152 |
7 | 3035060622065 |
oct | 475166445354 |
9 | 131810181875 |
10 | 42578103020 |
11 | 1706a257aa2 |
12 | 83033a1ab8 |
13 | 40272297cb |
14 | 20bcb4d56c |
15 | 1192ede365 |
hex | 9e9da4aec |
42578103020 has 24 divisors (see below), whose sum is σ = 89418102144. Its totient is φ = 17030462976.
The previous prime is 42578103013. The next prime is 42578103041. The reversal of 42578103020 is 2030187524.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 632924 + ... + 696956.
It is an arithmetic number, because the mean of its divisors is an integer number (3725754256).
Almost surely, 242578103020 is an apocalyptic number.
It is an amenable number.
42578103020 is an abundant number, since it is smaller than the sum of its proper divisors (46839999124).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42578103020 is a wasteful number, since it uses less digits than its factorization.
42578103020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97289 (or 97287 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 32.
The spelling of 42578103020 in words is "forty-two billion, five hundred seventy-eight million, one hundred three thousand, twenty".
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