Base | Representation |
---|---|
bin | 10000001010111010011111 |
3 | 21222100211021 |
4 | 100022322133 |
5 | 2041122012 |
6 | 230505011 |
7 | 51013423 |
oct | 20127237 |
9 | 7870737 |
10 | 4239007 |
11 | 2435913 |
12 | 1505167 |
13 | b555b6 |
14 | 7c4b83 |
15 | 58b007 |
hex | 40ae9f |
4239007 has 4 divisors (see below), whose sum is σ = 4258240. Its totient is φ = 4219776.
The previous prime is 4238999. The next prime is 4239013. The reversal of 4239007 is 7009324.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 4239007 - 23 = 4238999 is a prime.
It is a Duffinian number.
4239007 is a lucky number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4239047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9282 + ... + 9727.
It is an arithmetic number, because the mean of its divisors is an integer number (1064560).
Almost surely, 24239007 is an apocalyptic number.
4239007 is a deficient number, since it is larger than the sum of its proper divisors (19233).
4239007 is a wasteful number, since it uses less digits than its factorization.
4239007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19232.
The product of its (nonzero) digits is 1512, while the sum is 25.
The square root of 4239007 is about 2058.8848923629. The cubic root of 4239007 is about 161.8408104475.
The spelling of 4239007 in words is "four million, two hundred thirty-nine thousand, seven".
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