Base | Representation |
---|---|
bin | 1010000111011… |
… | …0010010011100 |
3 | 2221211112122200 |
4 | 2201312102130 |
5 | 41330140143 |
6 | 4113211500 |
7 | 1023425322 |
oct | 241662234 |
9 | 87745580 |
10 | 42427548 |
11 | 21a49499 |
12 | 12260b90 |
13 | 8a36777 |
14 | 58c5d12 |
15 | 3ad11d3 |
hex | 287649c |
42427548 has 36 divisors (see below), whose sum is σ = 111912528. Its totient is φ = 13527360.
The previous prime is 42427543. The next prime is 42427573. The reversal of 42427548 is 84572424.
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 a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42427543) 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, 24793 + ... + 26448.
Almost surely, 242427548 is an apocalyptic number.
It is an amenable number.
42427548 is an abundant number, since it is smaller than the sum of its proper divisors (69484980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42427548 is a wasteful number, since it uses less digits than its factorization.
42427548 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51274 (or 51269 counting only the distinct ones).
The product of its digits is 71680, while the sum is 36.
The square root of 42427548 is about 6513.6432201956. The cubic root of 42427548 is about 348.7781832544.
It can be divided in two parts, 424 and 27548, that added together give a palindrome (27972).
The spelling of 42427548 in words is "forty-two million, four hundred twenty-seven thousand, five hundred forty-eight".
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