Base | Representation |
---|---|
bin | 1010000011111… |
… | …1111111111001 |
3 | 2221102020121201 |
4 | 2200333333321 |
5 | 41301031202 |
6 | 4104334201 |
7 | 1021511110 |
oct | 240777771 |
9 | 87366551 |
10 | 42205177 |
11 | 21907413 |
12 | 12174361 |
13 | 89894a1 |
14 | 5868c77 |
15 | 3a8a387 |
hex | 283fff9 |
42205177 has 8 divisors (see below), whose sum is σ = 48703616. Its totient is φ = 35824032.
The previous prime is 42205171. The next prime is 42205181. The reversal of 42205177 is 77150224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42205177 - 223 = 33816569 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42205171) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28548 + ... + 29989.
It is an arithmetic number, because the mean of its divisors is an integer number (6087952).
Almost surely, 242205177 is an apocalyptic number.
It is an amenable number.
42205177 is a deficient number, since it is larger than the sum of its proper divisors (6498439).
42205177 is a wasteful number, since it uses less digits than its factorization.
42205177 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58647.
The product of its (nonzero) digits is 3920, while the sum is 28.
The square root of 42205177 is about 6496.5511619628. The cubic root of 42205177 is about 348.1677775779.
The spelling of 42205177 in words is "forty-two million, two hundred five thousand, one hundred seventy-seven".
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