Base | Representation |
---|---|
bin | 1010000101010… |
… | …1101110100100 |
3 | 2221120202201010 |
4 | 2201111232210 |
5 | 41311403210 |
6 | 4110302220 |
7 | 1022331435 |
oct | 241255644 |
9 | 87522633 |
10 | 42294180 |
11 | 21968275 |
12 | 121b7970 |
13 | 89bab56 |
14 | 588d48c |
15 | 3aa6920 |
hex | 2855ba4 |
42294180 has 96 divisors (see below), whose sum is σ = 124185600. Its totient is φ = 10741248.
The previous prime is 42294179. The next prime is 42294191. The reversal of 42294180 is 8149224.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 189549 + ... + 189771.
It is an arithmetic number, because the mean of its divisors is an integer number (1293600).
Almost surely, 242294180 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42294180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62092800).
42294180 is an abundant number, since it is smaller than the sum of its proper divisors (81891420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42294180 is a wasteful number, since it uses less digits than its factorization.
42294180 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 373 (or 371 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 30.
The square root of 42294180 is about 6503.3975735764. The cubic root of 42294180 is about 348.4123464652.
The spelling of 42294180 in words is "forty-two million, two hundred ninety-four thousand, one hundred eighty".
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