Base | Representation |
---|---|
bin | 1010000011000… |
… | …1111011011100 |
3 | 2221022022120022 |
4 | 2200301323130 |
5 | 41242210143 |
6 | 4103211312 |
7 | 1021151102 |
oct | 240617334 |
9 | 87268508 |
10 | 42147548 |
11 | 21878093 |
12 | 12146b38 |
13 | 89691a1 |
14 | 5851c72 |
15 | 3a78268 |
hex | 2831edc |
42147548 has 12 divisors (see below), whose sum is σ = 77640360. Its totient is φ = 19964592.
The previous prime is 42147541. The next prime is 42147557. The reversal of 42147548 is 84574124.
42147548 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42147541) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277211 + ... + 277362.
It is an arithmetic number, because the mean of its divisors is an integer number (6470030).
Almost surely, 242147548 is an apocalyptic number.
It is an amenable number.
42147548 is a deficient number, since it is larger than the sum of its proper divisors (35492812).
42147548 is a wasteful number, since it uses less digits than its factorization.
42147548 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 554596 (or 554594 counting only the distinct ones).
The product of its digits is 35840, while the sum is 35.
The square root of 42147548 is about 6492.1142935102. The cubic root of 42147548 is about 348.0092369944.
The spelling of 42147548 in words is "forty-two million, one hundred forty-seven thousand, five hundred forty-eight".
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