Base | Representation |
---|---|
bin | 11011000000100001011111 |
3 | 111022200222101 |
4 | 123000201133 |
5 | 3303030111 |
6 | 411425531 |
7 | 114115330 |
oct | 33004137 |
9 | 14280871 |
10 | 7080031 |
11 | 3aa6372 |
12 | 24552a7 |
13 | 160b78a |
14 | d24287 |
15 | 94cbc1 |
hex | 6c085f |
7080031 has 8 divisors (see below), whose sum is σ = 8370720. Its totient is φ = 5859168.
The previous prime is 7080011. The next prime is 7080043. The reversal of 7080031 is 1300807.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7080031 - 213 = 7071839 is a prime.
It is a super-2 number, since 2×70800312 = 100253677921922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7079990 and 7080008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7080001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17236 + ... + 17641.
It is an arithmetic number, because the mean of its divisors is an integer number (1046340).
Almost surely, 27080031 is an apocalyptic number.
7080031 is a deficient number, since it is larger than the sum of its proper divisors (1290689).
7080031 is a wasteful number, since it uses less digits than its factorization.
7080031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34913.
The product of its (nonzero) digits is 168, while the sum is 19.
The square root of 7080031 is about 2660.8327643804. The cubic root of 7080031 is about 192.0193755765.
Adding to 7080031 its reverse (1300807), we get a palindrome (8380838).
The spelling of 7080031 in words is "seven million, eighty thousand, thirty-one".
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