Base | Representation |
---|---|
bin | 1010001000001… |
… | …1110000111001 |
3 | 2221221100101000 |
4 | 2202003300321 |
5 | 41333421440 |
6 | 4114315213 |
7 | 1024045254 |
oct | 242036071 |
9 | 87840330 |
10 | 42482745 |
11 | 21a86a08 |
12 | 12288b09 |
13 | 8a55926 |
14 | 58dc09b |
15 | 3ae2730 |
hex | 2883c39 |
42482745 has 64 divisors (see below), whose sum is σ = 81181440. Its totient is φ = 21003264.
The previous prime is 42482717. The next prime is 42482747. The reversal of 42482745 is 54728424.
It is not a de Polignac number, because 42482745 - 216 = 42417209 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42482747) 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, 245479 + ... + 245651.
It is an arithmetic number, because the mean of its divisors is an integer number (1268460).
Almost surely, 242482745 is an apocalyptic number.
42482745 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42482745 is a deficient number, since it is larger than the sum of its proper divisors (38698695).
42482745 is a wasteful number, since it uses less digits than its factorization.
42482745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 311 (or 305 counting only the distinct ones).
The product of its digits is 71680, while the sum is 36.
The square root of 42482745 is about 6517.8788727622. The cubic root of 42482745 is about 348.9293677856.
The spelling of 42482745 in words is "forty-two million, four hundred eighty-two thousand, seven hundred forty-five".
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