Base | Representation |
---|---|
bin | 111101000011011110… |
… | …0100001111000011101 |
3 | 110112102111022012012100 |
4 | 1322012330201320131 |
5 | 4122004414030440 |
6 | 140122115155313 |
7 | 12321050252145 |
oct | 1720674417035 |
9 | 415374265170 |
10 | 131113033245 |
11 | 50671986517 |
12 | 214b15a5b39 |
13 | c49666989c |
14 | 64bb23b925 |
15 | 3625921230 |
hex | 1e86f21e1d |
131113033245 has 24 divisors (see below), whose sum is σ = 227775633696. Its totient is φ = 69769091808.
The previous prime is 131113033229. The next prime is 131113033279. The reversal of 131113033245 is 542330311131.
131113033245 is a `hidden beast` number, since 1 + 3 + 111 + 303 + 3 + 245 = 666.
It is not a de Polignac number, because 131113033245 - 24 = 131113033229 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3268579 + ... + 3308448.
It is an arithmetic number, because the mean of its divisors is an integer number (9490651404).
Almost surely, 2131113033245 is an apocalyptic number.
131113033245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
131113033245 is a deficient number, since it is larger than the sum of its proper divisors (96662600451).
131113033245 is a wasteful number, since it uses less digits than its factorization.
131113033245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6577481 (or 6577478 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
Adding to 131113033245 its reverse (542330311131), we get a palindrome (673443344376).
The spelling of 131113033245 in words is "one hundred thirty-one billion, one hundred thirteen million, thirty-three thousand, two hundred forty-five".
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