Base | Representation |
---|---|
bin | 1010001101101… |
… | …1011111100000 |
3 | 2222121121021201 |
4 | 2203123133200 |
5 | 41431421310 |
6 | 4130130544 |
7 | 1030103011 |
oct | 243333740 |
9 | 88547251 |
10 | 42842080 |
11 | 22201986 |
12 | 12420a54 |
13 | 8b50358 |
14 | 5993008 |
15 | 3b63e3a |
hex | 28db7e0 |
42842080 has 24 divisors (see below), whose sum is σ = 101214792. Its totient is φ = 17136768.
The previous prime is 42842071. The next prime is 42842099. The reversal of 42842080 is 8024824.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133722 + ... + 134041.
It is an arithmetic number, because the mean of its divisors is an integer number (4217283).
Almost surely, 242842080 is an apocalyptic number.
42842080 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42842080 is an abundant number, since it is smaller than the sum of its proper divisors (58372712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42842080 is a wasteful number, since it uses less digits than its factorization.
42842080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 267778 (or 267770 counting only the distinct ones).
The product of its (nonzero) digits is 4096, while the sum is 28.
The square root of 42842080 is about 6545.3861612589. The cubic root of 42842080 is about 349.9103988325.
The spelling of 42842080 in words is "forty-two million, eight hundred forty-two thousand, eighty".
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