Base | Representation |
---|---|
bin | 11010111011111101010011 |
3 | 111021202022210 |
4 | 122323331103 |
5 | 3301430311 |
6 | 411203203 |
7 | 114006654 |
oct | 32737523 |
9 | 14252283 |
10 | 7061331 |
11 | 3a93312 |
12 | 2446503 |
13 | 1603104 |
14 | d1b52b |
15 | 9473a6 |
hex | 6bbf53 |
7061331 has 24 divisors (see below), whose sum is σ = 10297920. Its totient is φ = 4291056.
The previous prime is 7061311. The next prime is 7061333. The reversal of 7061331 is 1331607.
It is not a de Polignac number, because 7061331 - 26 = 7061267 is a prime.
It is a super-2 number, since 2×70613312 = 99724790983122, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 7061298 and 7061307.
It is not an unprimeable number, because it can be changed into a prime (7061333) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 105360 + ... + 105426.
It is an arithmetic number, because the mean of its divisors is an integer number (429080).
Almost surely, 27061331 is an apocalyptic number.
7061331 is a deficient number, since it is larger than the sum of its proper divisors (3236589).
7061331 is a wasteful number, since it uses less digits than its factorization.
7061331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 175 (or 132 counting only the distinct ones).
The product of its (nonzero) digits is 378, while the sum is 21.
The square root of 7061331 is about 2657.3165035426. The cubic root of 7061331 is about 191.8501706528.
Adding to 7061331 its reverse (1331607), we get a palindrome (8392938).
The spelling of 7061331 in words is "seven million, sixty-one thousand, three hundred thirty-one".
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