Base | Representation |
---|---|
bin | 1010001000001… |
… | …0011010110101 |
3 | 2221221001211000 |
4 | 2202002122311 |
5 | 41333232422 |
6 | 4114233513 |
7 | 1024023225 |
oct | 242023265 |
9 | 87831730 |
10 | 42477237 |
11 | 21a82860 |
12 | 12285899 |
13 | 8a5327a |
14 | 58da085 |
15 | 3ae0cac |
hex | 28826b5 |
42477237 has 64 divisors (see below), whose sum is σ = 74649600. Its totient is φ = 23581440.
The previous prime is 42477229. The next prime is 42477269. The reversal of 42477237 is 73277424.
It is not a de Polignac number, because 42477237 - 23 = 42477229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42477287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 237214 + ... + 237392.
It is an arithmetic number, because the mean of its divisors is an integer number (1166400).
Almost surely, 242477237 is an apocalyptic number.
42477237 is a gapful number since it is divisible by the number (47) formed by its first and last digit.
It is an amenable number.
42477237 is a deficient number, since it is larger than the sum of its proper divisors (32172363).
42477237 is a wasteful number, since it uses less digits than its factorization.
42477237 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263 (or 257 counting only the distinct ones).
The product of its digits is 65856, while the sum is 36.
The square root of 42477237 is about 6517.4563289676. The cubic root of 42477237 is about 348.9142872627.
The spelling of 42477237 in words is "forty-two million, four hundred seventy-seven thousand, two hundred thirty-seven".
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