Base | Representation |
---|---|
bin | 1010001101101… |
… | …1010001100100 |
3 | 2222121120001200 |
4 | 2203123101210 |
5 | 41431404223 |
6 | 4130122500 |
7 | 1030100265 |
oct | 243332144 |
9 | 88546050 |
10 | 42841188 |
11 | 22201245 |
12 | 12420430 |
13 | 8b4cb20 |
14 | 599296c |
15 | 3b63a43 |
hex | 28db464 |
42841188 has 36 divisors (see below), whose sum is σ = 116624508. Its totient is φ = 13181760.
The previous prime is 42841177. The next prime is 42841189. The reversal of 42841188 is 88114824.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 9108324 + 33732864 = 3018^2 + 5808^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (42841189) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45303 + ... + 46238.
Almost surely, 242841188 is an apocalyptic number.
It is an amenable number.
42841188 is an abundant number, since it is smaller than the sum of its proper divisors (73783320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42841188 is a wasteful number, since it uses less digits than its factorization.
42841188 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91564 (or 91559 counting only the distinct ones).
The product of its digits is 16384, while the sum is 36.
The square root of 42841188 is about 6545.3180213035. The cubic root of 42841188 is about 349.9079703615.
It can be divided in two parts, 428 and 41188, that added together give a triangular number (41616 = T288).
The spelling of 42841188 in words is "forty-two million, eight hundred forty-one thousand, one hundred eighty-eight".
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