Base | Representation |
---|---|
bin | 100111010001011101… |
… | …110111011101111110 |
3 | 11000211211100210100120 |
4 | 213101131313131332 |
5 | 1142330224120212 |
6 | 31212215235410 |
7 | 3021662233530 |
oct | 472135673576 |
9 | 130754323316 |
10 | 42168973182 |
11 | 1697a316766 |
12 | 820a378b66 |
13 | 3c9053c74b |
14 | 208068d850 |
15 | 116c12588c |
hex | 9d177777e |
42168973182 has 32 divisors (see below), whose sum is σ = 96407342592. Its totient is φ = 12045638304.
The previous prime is 42168973151. The next prime is 42168973199. The reversal of 42168973182 is 28137986124.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88188 + ... + 303504.
It is an arithmetic number, because the mean of its divisors is an integer number (3012729456).
Almost surely, 242168973182 is an apocalyptic number.
42168973182 is a gapful number since it is divisible by the number (42) formed by its first and last digit.
42168973182 is an abundant number, since it is smaller than the sum of its proper divisors (54238369410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42168973182 is a wasteful number, since it uses less digits than its factorization.
42168973182 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 219992.
The product of its digits is 1161216, while the sum is 51.
The spelling of 42168973182 in words is "forty-two billion, one hundred sixty-eight million, nine hundred seventy-three thousand, one hundred eighty-two".
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