Base | Representation |
---|---|
bin | 11010001101000010011111… |
… | …100110101011001111110111 |
3 | 120010001100002221100222121021 |
4 | 122031002133212223033313 |
5 | 110101134222442432411 |
6 | 1045034533225002011 |
7 | 33163123325561236 |
oct | 3215023746531767 |
9 | 503040087328537 |
10 | 115245240202231 |
11 | 337a2260725437 |
12 | 10b13371923307 |
13 | 4c3c76c287909 |
14 | 2065c83cc2b1d |
15 | d4cbd6e42a71 |
hex | 68d09f9ab3f7 |
115245240202231 has 16 divisors (see below), whose sum is σ = 117560764137600. Its totient is φ = 112951203176448.
The previous prime is 115245240202163. The next prime is 115245240202241. The reversal of 115245240202231 is 132202042542511.
It is a cyclic number.
It is not a de Polignac number, because 115245240202231 - 223 = 115245231813623 is a prime.
It is a super-2 number, since 2×1152452402022312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (115245240202241) 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, 277218255 + ... + 277633663.
It is an arithmetic number, because the mean of its divisors is an integer number (7347547758600).
Almost surely, 2115245240202231 is an apocalyptic number.
115245240202231 is a deficient number, since it is larger than the sum of its proper divisors (2315523935369).
115245240202231 is a wasteful number, since it uses less digits than its factorization.
115245240202231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 441258.
The product of its (nonzero) digits is 38400, while the sum is 34.
Adding to 115245240202231 its reverse (132202042542511), we get a palindrome (247447282744742).
The spelling of 115245240202231 in words is "one hundred fifteen trillion, two hundred forty-five billion, two hundred forty million, two hundred two thousand, two hundred thirty-one".
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