Base | Representation |
---|---|
bin | 11010001100011011001011… |
… | …110001000100101001000111 |
3 | 120002220022011100011022201020 |
4 | 122030123023301010221013 |
5 | 110044441302022432411 |
6 | 1045003313025002223 |
7 | 33160100341246122 |
oct | 3214331361045107 |
9 | 502808140138636 |
10 | 115203031452231 |
11 | 33786370a10878 |
12 | 10b07152183373 |
13 | 4c387a372c0b8 |
14 | 2063bdc23b3b9 |
15 | d4ba665b1606 |
hex | 68c6cbc44a47 |
115203031452231 has 16 divisors (see below), whose sum is σ = 158993712021600. Its totient is φ = 74110285225088.
The previous prime is 115203031452221. The next prime is 115203031452361. The reversal of 115203031452231 is 132254130302511.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 115203031452231 - 226 = 115202964343367 is a prime.
It is a super-2 number, since 2×1152030314522312 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 115203031452192 and 115203031452201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115203031452211) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 387262896 + ... + 387560261.
It is an arithmetic number, because the mean of its divisors is an integer number (9937107001350).
Almost surely, 2115203031452231 is an apocalyptic number.
115203031452231 is a deficient number, since it is larger than the sum of its proper divisors (43790680569369).
115203031452231 is a wasteful number, since it uses less digits than its factorization.
115203031452231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 774824898.
The product of its (nonzero) digits is 21600, while the sum is 33.
Adding to 115203031452231 its reverse (132254130302511), we get a palindrome (247457161754742).
The spelling of 115203031452231 in words is "one hundred fifteen trillion, two hundred three billion, thirty-one million, four hundred fifty-two thousand, two hundred thirty-one".
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