Base | Representation |
---|---|
bin | 111001010111101110… |
… | …0010110110000001001 |
3 | 102210000012022000012021 |
4 | 1302233130112300021 |
5 | 4004304321432223 |
6 | 132333133444441 |
7 | 11621034141322 |
oct | 1625734266011 |
9 | 383005260167 |
10 | 123202530313 |
11 | 48282686595 |
12 | 1ba64340721 |
13 | b805830815 |
14 | 5d6a7cd449 |
15 | 331120365d |
hex | 1caf716c09 |
123202530313 has 16 divisors (see below), whose sum is σ = 124770880000. Its totient is φ = 121642020864.
The previous prime is 123202530263. The next prime is 123202530317. The reversal of 123202530313 is 313035202321.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-123202530313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (123202530317) 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, 86578720 + ... + 86580142.
It is an arithmetic number, because the mean of its divisors is an integer number (7798180000).
Almost surely, 2123202530313 is an apocalyptic number.
It is an amenable number.
123202530313 is a deficient number, since it is larger than the sum of its proper divisors (1568349687).
123202530313 is a wasteful number, since it uses less digits than its factorization.
123202530313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3448.
The product of its (nonzero) digits is 3240, while the sum is 25.
Adding to 123202530313 its reverse (313035202321), we get a palindrome (436237732634).
The spelling of 123202530313 in words is "one hundred twenty-three billion, two hundred two million, five hundred thirty thousand, three hundred thirteen".
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