Base | Representation |
---|---|
bin | 1010001101111… |
… | …0000001110111 |
3 | 2222122010112120 |
4 | 2203132001313 |
5 | 41432234341 |
6 | 4130251023 |
7 | 1030145214 |
oct | 243360167 |
9 | 88563476 |
10 | 42852471 |
11 | 22209772 |
12 | 12426a73 |
13 | 8b54cbc |
14 | 5996b0b |
15 | 3b67066 |
hex | 28de077 |
42852471 has 4 divisors (see below), whose sum is σ = 57136632. Its totient is φ = 28568312.
The previous prime is 42852443. The next prime is 42852487. The reversal of 42852471 is 17425824.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42852471 - 210 = 42851447 is a prime.
It is a super-3 number, since 3×428524713 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42852871) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7142076 + ... + 7142081.
It is an arithmetic number, because the mean of its divisors is an integer number (14284158).
Almost surely, 242852471 is an apocalyptic number.
42852471 is a deficient number, since it is larger than the sum of its proper divisors (14284161).
42852471 is a wasteful number, since it uses less digits than its factorization.
42852471 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14284160.
The product of its digits is 17920, while the sum is 33.
The square root of 42852471 is about 6546.1798783718. The cubic root of 42852471 is about 349.9386858581.
The spelling of 42852471 in words is "forty-two million, eight hundred fifty-two thousand, four hundred seventy-one".
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