Base | Representation |
---|---|
bin | 11011000000110001000101 |
3 | 111022202100100 |
4 | 123000301011 |
5 | 3303043104 |
6 | 411434313 |
7 | 114121254 |
oct | 33006105 |
9 | 14282310 |
10 | 7081029 |
11 | 3aa709a |
12 | 2455999 |
13 | 160c077 |
14 | d2479b |
15 | 94d139 |
hex | 6c0c45 |
7081029 has 12 divisors (see below), whose sum is σ = 10381696. Its totient is φ = 4649832.
The previous prime is 7081021. The next prime is 7081049. The reversal of 7081029 is 9201807.
It is not a de Polignac number, because 7081029 - 23 = 7081021 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a plaindrome in base 12.
It is a junction number, because it is equal to n+sod(n) for n = 7080993 and 7081011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7081021) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5269 + ... + 6474.
Almost surely, 27081029 is an apocalyptic number.
It is an amenable number.
7081029 is a deficient number, since it is larger than the sum of its proper divisors (3300667).
7081029 is a wasteful number, since it uses less digits than its factorization.
7081029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11816 (or 11813 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 7081029 is about 2661.0202930455. The cubic root of 7081029 is about 192.0283974924.
The spelling of 7081029 in words is "seven million, eighty-one thousand, twenty-nine".
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