Base | Representation |
---|---|
bin | 1010000011111… |
… | …1111000101011 |
3 | 2221102012222121 |
4 | 2200333320223 |
5 | 41301022330 |
6 | 4104332111 |
7 | 1021506550 |
oct | 240777053 |
9 | 87365877 |
10 | 42204715 |
11 | 21907033 |
12 | 12174037 |
13 | 8989207 |
14 | 5868a27 |
15 | 3a8a17a |
hex | 283fe2b |
42204715 has 32 divisors (see below), whose sum is σ = 61332480. Its totient is φ = 27264384.
The previous prime is 42204677. The next prime is 42204749. The reversal of 42204715 is 51740224.
It is not a de Polignac number, because 42204715 - 29 = 42204203 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 42204715.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43162 + ... + 44128.
It is an arithmetic number, because the mean of its divisors is an integer number (1916640).
Almost surely, 242204715 is an apocalyptic number.
42204715 is a deficient number, since it is larger than the sum of its proper divisors (19127765).
42204715 is a wasteful number, since it uses less digits than its factorization.
42204715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1051.
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 42204715 is about 6496.5156045376. The cubic root of 42204715 is about 348.1665071643.
Adding to 42204715 its reverse (51740224), we get a palindrome (93944939).
The spelling of 42204715 in words is "forty-two million, two hundred four thousand, seven hundred fifteen".
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