Base | Representation |
---|---|
bin | 1010000001100… |
… | …1110000011111 |
3 | 2221010021202110 |
4 | 2200121300133 |
5 | 41231023133 |
6 | 4101125103 |
7 | 1020256335 |
oct | 240316037 |
9 | 87107673 |
10 | 42048543 |
11 | 2180a769 |
12 | 120b9793 |
13 | 89330c4 |
14 | 5827b55 |
15 | 3a58c63 |
hex | 2819c1f |
42048543 has 16 divisors (see below), whose sum is σ = 57390336. Its totient is φ = 27377280.
The previous prime is 42048527. The next prime is 42048553. The reversal of 42048543 is 34584024.
It is not a de Polignac number, because 42048543 - 24 = 42048527 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 42048543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42048553) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23196 + ... + 24942.
It is an arithmetic number, because the mean of its divisors is an integer number (3586896).
Almost surely, 242048543 is an apocalyptic number.
42048543 is a deficient number, since it is larger than the sum of its proper divisors (15341793).
42048543 is a wasteful number, since it uses less digits than its factorization.
42048543 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1934.
The product of its (nonzero) digits is 15360, while the sum is 30.
The square root of 42048543 is about 6484.4847906368. The cubic root of 42048543 is about 347.7365309928.
The spelling of 42048543 in words is "forty-two million, forty-eight thousand, five hundred forty-three".
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