Base | Representation |
---|---|
bin | 1010000001001… |
… | …1111000110101 |
3 | 2221002001210000 |
4 | 2200103320311 |
5 | 41224241001 |
6 | 4100421513 |
7 | 1020126261 |
oct | 240237065 |
9 | 87061700 |
10 | 42024501 |
11 | 217a36a2 |
12 | 120a7899 |
13 | 892518c |
14 | 581d0a1 |
15 | 3a51a86 |
hex | 2813e35 |
42024501 has 20 divisors (see below), whose sum is σ = 63037612. Its totient is φ = 27900288.
The previous prime is 42024491. The next prime is 42024503. The reversal of 42024501 is 10542024.
42024501 is a `hidden beast` number, since 420 + 245 + 0 + 1 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 3572100 + 38452401 = 1890^2 + 6201^2 .
It is not a de Polignac number, because 42024501 - 210 = 42023477 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42024503) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 21501 + ... + 23373.
Almost surely, 242024501 is an apocalyptic number.
It is an amenable number.
42024501 is a deficient number, since it is larger than the sum of its proper divisors (21013111).
42024501 is a wasteful number, since it uses less digits than its factorization.
42024501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2162 (or 2153 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 42024501 is about 6482.6307159979. The cubic root of 42024501 is about 347.6702435152.
Adding to 42024501 its reverse (10542024), we get a palindrome (52566525).
The spelling of 42024501 in words is "forty-two million, twenty-four thousand, five hundred one".
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