Base | Representation |
---|---|
bin | 11010101110110001100011 |
3 | 111012000020210 |
4 | 122232301203 |
5 | 3243213311 |
6 | 410105203 |
7 | 113363352 |
oct | 32566143 |
9 | 14160223 |
10 | 7007331 |
11 | 3a56791 |
12 | 241b203 |
13 | 15b4666 |
14 | d05999 |
15 | 9363a6 |
hex | 6aec63 |
7007331 has 8 divisors (see below), whose sum is σ = 9369280. Its totient is φ = 4658472.
The previous prime is 7007317. The next prime is 7007347. The reversal of 7007331 is 1337007.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 7007331 - 26 = 7007267 is a prime.
It is a super-2 number, since 2×70073312 = 98205375487122, which contains 22 as substring.
It is an Ulam number.
It is a Duffinian number.
7007331 is a lucky number.
It is a junction number, because it is equal to n+sod(n) for n = 7007298 and 7007307.
It is not an unprimeable number, because it can be changed into a prime (7007311) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945 + ... + 4218.
It is an arithmetic number, because the mean of its divisors is an integer number (1171160).
Almost surely, 27007331 is an apocalyptic number.
7007331 is a deficient number, since it is larger than the sum of its proper divisors (2361949).
7007331 is a wasteful number, since it uses less digits than its factorization.
7007331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6545.
The product of its (nonzero) digits is 441, while the sum is 21.
The square root of 7007331 is about 2647.1363772953. The cubic root of 7007331 is about 191.3598744951.
The spelling of 7007331 in words is "seven million, seven thousand, three hundred thirty-one".
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