Base | Representation |
---|---|
bin | 111000110101101100… |
… | …011100101010011010 |
3 | 12211112022102212001220 |
4 | 320311230130222122 |
5 | 1444442234330310 |
6 | 44011552552510 |
7 | 4260250503324 |
oct | 706554345232 |
9 | 184468385056 |
10 | 61030386330 |
11 | 23979075611 |
12 | b9b2b52736 |
13 | 59a8076144 |
14 | 2d4d670614 |
15 | 18c2e37670 |
hex | e35b1ca9a |
61030386330 has 32 divisors (see below), whose sum is σ = 149879277504. Its totient is φ = 15896286336.
The previous prime is 61030386323. The next prime is 61030386331. The reversal of 61030386330 is 3368303016.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 61030386291 and 61030386300.
It is not an unprimeable number, because it can be changed into a prime (61030386331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23653899 + ... + 23656478.
It is an arithmetic number, because the mean of its divisors is an integer number (4683727422).
Almost surely, 261030386330 is an apocalyptic number.
61030386330 is an abundant number, since it is smaller than the sum of its proper divisors (88848891174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61030386330 is a wasteful number, since it uses less digits than its factorization.
61030386330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47310430.
The product of its (nonzero) digits is 23328, while the sum is 33.
Adding to 61030386330 its reverse (3368303016), we get a palindrome (64398689346).
The spelling of 61030386330 in words is "sixty-one billion, thirty million, three hundred eighty-six thousand, three hundred thirty".
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