Base | Representation |
---|---|
bin | 110100101010011010101000… |
… | …010101101001110011001001 |
3 | 1010101002000020021102002101210 |
4 | 310222122220111221303021 |
5 | 220324222344021340432 |
6 | 2140333352124203333 |
7 | 66533334525220242 |
oct | 6452325025516311 |
9 | 1111060207362353 |
10 | 231613230652617 |
11 | 6788768a616a40 |
12 | 21b88242399549 |
13 | 9c31059723198 |
14 | 412a1d6907cc9 |
15 | 1bb9bd1c608cc |
hex | d2a6a8569cc9 |
231613230652617 has 16 divisors (see below), whose sum is σ = 342602005282560. Its totient is φ = 137992474347600.
The previous prime is 231613230652561. The next prime is 231613230652663. The reversal of 231613230652617 is 716256032316132.
It is not a de Polignac number, because 231613230652617 - 26 = 231613230652553 is a prime.
It is a super-2 number, since 2×2316132306526172 (a number of 30 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (231613230652217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59479512859 + ... + 59479516752.
It is an arithmetic number, because the mean of its divisors is an integer number (21412625330160).
Almost surely, 2231613230652617 is an apocalyptic number.
It is an amenable number.
231613230652617 is a deficient number, since it is larger than the sum of its proper divisors (110988774629943).
231613230652617 is a wasteful number, since it uses less digits than its factorization.
231613230652617 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 118959029684.
The product of its (nonzero) digits is 1632960, while the sum is 48.
Adding to 231613230652617 its reverse (716256032316132), we get a palindrome (947869262968749).
The spelling of 231613230652617 in words is "two hundred thirty-one trillion, six hundred thirteen billion, two hundred thirty million, six hundred fifty-two thousand, six hundred seventeen".
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