Base | Representation |
---|---|
bin | 1110101001101… |
… | …0100001011010 |
3 | 11021122000000011 |
4 | 3222122201122 |
5 | 111212402310 |
6 | 10033032134 |
7 | 1344214324 |
oct | 352324132 |
9 | 137560004 |
10 | 61450330 |
11 | 317615a7 |
12 | 186b564a |
13 | c967156 |
14 | 8238614 |
15 | 55dc78a |
hex | 3a9a85a |
61450330 has 16 divisors (see below), whose sum is σ = 110901960. Its totient is φ = 24515392.
The previous prime is 61450327. The next prime is 61450331. The reversal of 61450330 is 3305416.
61450330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 48149721 + 13300609 = 6939^2 + 3647^2 .
It is a super-2 number, since 2×614503302 = 7552286114217800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (61450331) 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, 4009 + ... + 11788.
Almost surely, 261450330 is an apocalyptic number.
61450330 is a deficient number, since it is larger than the sum of its proper divisors (49451630).
61450330 is a wasteful number, since it uses less digits than its factorization.
61450330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16193.
The product of its (nonzero) digits is 1080, while the sum is 22.
The square root of 61450330 is about 7839.0260874678. The cubic root of 61450330 is about 394.6160452115.
Adding to 61450330 its reverse (3305416), we get a palindrome (64755746).
The spelling of 61450330 in words is "sixty-one million, four hundred fifty thousand, three hundred thirty".
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