Base | Representation |
---|---|
bin | 1111011000001000100101 |
3 | 21120210111210 |
4 | 33120020211 |
5 | 2012443023 |
6 | 222222033 |
7 | 46156140 |
oct | 17301045 |
9 | 7523453 |
10 | 4031013 |
11 | 2303618 |
12 | 1424919 |
13 | ab1a1c |
14 | 76d057 |
15 | 549593 |
hex | 3d8225 |
4031013 has 8 divisors (see below), whose sum is σ = 6142528. Its totient is φ = 2303424.
The previous prime is 4030993. The next prime is 4031047. The reversal of 4031013 is 3101304.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 4031013 - 25 = 4030981 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 4031013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4035013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95956 + ... + 95997.
It is an arithmetic number, because the mean of its divisors is an integer number (767816).
Almost surely, 24031013 is an apocalyptic number.
It is an amenable number.
4031013 is a deficient number, since it is larger than the sum of its proper divisors (2111515).
4031013 is a wasteful number, since it uses less digits than its factorization.
4031013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191963.
The product of its (nonzero) digits is 36, while the sum is 12.
The square root of 4031013 is about 2007.7382797566. The cubic root of 4031013 is about 159.1493000554.
Adding to 4031013 its reverse (3101304), we get a palindrome (7132317).
The spelling of 4031013 in words is "four million, thirty-one thousand, thirteen".
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