Base | Representation |
---|---|
bin | 1011111011111000110110… |
… | …0011111101011001010101 |
3 | 1201110121001021201210210202 |
4 | 2332332031203331121111 |
5 | 3210003412011301003 |
6 | 43524504104230245 |
7 | 2523066365223431 |
oct | 276761543753125 |
9 | 51417037653722 |
10 | 13123500103253 |
11 | 41aa710752231 |
12 | 157b50976b385 |
13 | 7427050470a7 |
14 | 3352761559c1 |
15 | 17b58ba6a088 |
hex | bef8d8fd655 |
13123500103253 has 32 divisors (see below), whose sum is σ = 14607258301440. Its totient is φ = 11727127019520.
The previous prime is 13123500103213. The next prime is 13123500103267. The reversal of 13123500103253 is 35230100532131.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 13123500103253 - 226 = 13123432994389 is a prime.
It is a super-2 number, since 2×131235001032532 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13123500103213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28273301 + ... + 28733717.
It is an arithmetic number, because the mean of its divisors is an integer number (456476821920).
Almost surely, 213123500103253 is an apocalyptic number.
It is an amenable number.
13123500103253 is a deficient number, since it is larger than the sum of its proper divisors (1483758198187).
13123500103253 is a wasteful number, since it uses less digits than its factorization.
13123500103253 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 460997.
The product of its (nonzero) digits is 8100, while the sum is 29.
Adding to 13123500103253 its reverse (35230100532131), we get a palindrome (48353600635384).
The spelling of 13123500103253 in words is "thirteen trillion, one hundred twenty-three billion, five hundred million, one hundred three thousand, two hundred fifty-three".
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