Base | Representation |
---|---|
bin | 1010001000000… |
… | …0101101011010 |
3 | 2221220201012122 |
4 | 2202000231122 |
5 | 41333021414 |
6 | 4114141242 |
7 | 1023663632 |
oct | 242005532 |
9 | 87821178 |
10 | 42470234 |
11 | 21a78574 |
12 | 12281822 |
13 | 8a50021 |
14 | 58d76c2 |
15 | 3addb8e |
hex | 2880b5a |
42470234 has 12 divisors (see below), whose sum is σ = 65096394. Its totient is φ = 20781144.
The previous prime is 42470231. The next prime is 42470237. The reversal of 42470234 is 43207424.
It is an interprime number because it is at equal distance from previous prime (42470231) and next prime (42470237).
It can be written as a sum of positive squares in only one way, i.e., 22534009 + 19936225 = 4747^2 + 4465^2 .
It is a super-3 number, since 3×424702343 (a number of 24 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (42470231) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 389 + ... + 9224.
Almost surely, 242470234 is an apocalyptic number.
42470234 is a deficient number, since it is larger than the sum of its proper divisors (22626160).
42470234 is an equidigital number, since it uses as much as digits as its factorization.
42470234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9709 (or 9662 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 26.
The square root of 42470234 is about 6516.9190573460. The cubic root of 42470234 is about 348.8951116507.
Adding to 42470234 its reverse (43207424), we get a palindrome (85677658).
The spelling of 42470234 in words is "forty-two million, four hundred seventy thousand, two hundred thirty-four".
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