Base | Representation |
---|---|
bin | 1010000010100… |
… | …0110000110101 |
3 | 2221020102001211 |
4 | 2200220300311 |
5 | 41240010010 |
6 | 4102321421 |
7 | 1020633460 |
oct | 240506065 |
9 | 87212054 |
10 | 42110005 |
11 | 21851963 |
12 | 12129271 |
13 | 8955082 |
14 | 58422d7 |
15 | 3a6c08a |
hex | 2828c35 |
42110005 has 16 divisors (see below), whose sum is σ = 58316544. Its totient is φ = 28592640.
The previous prime is 42109999. The next prime is 42110017. The reversal of 42110005 is 50001124.
It is not a de Polignac number, because 42110005 - 25 = 42109973 is a prime.
It is a super-2 number, since 2×421100052 = 3546505042200050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2236 + ... + 9445.
It is an arithmetic number, because the mean of its divisors is an integer number (3644784).
Almost surely, 242110005 is an apocalyptic number.
It is an amenable number.
42110005 is a deficient number, since it is larger than the sum of its proper divisors (16206539).
42110005 is a wasteful number, since it uses less digits than its factorization.
42110005 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11796.
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 42110005 is about 6489.2222184172. Note that the first 4 decimals coincide. The cubic root of 42110005 is about 347.9058763591.
Adding to 42110005 its reverse (50001124), we get a palindrome (92111129).
The spelling of 42110005 in words is "forty-two million, one hundred ten thousand, five".
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