Base | Representation |
---|---|
bin | 110100101011010001… |
… | …1100001101010001101 |
3 | 101210222121200121101121 |
4 | 1221112203201222031 |
5 | 3323133023200211 |
6 | 123544530040541 |
7 | 11113152132505 |
oct | 1512643415215 |
9 | 353877617347 |
10 | 113121303181 |
11 | 43a7a032417 |
12 | 19b10119151 |
13 | a88a073573 |
14 | 5691964a05 |
15 | 2e2114d271 |
hex | 1a568e1a8d |
113121303181 has 8 divisors (see below), whose sum is σ = 119078661600. Its totient is φ = 107164305360.
The previous prime is 113121303179. The next prime is 113121303199. The reversal of 113121303181 is 181303121311.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 113121303181 - 21 = 113121303179 is a prime.
It is a super-2 number, since 2×1131213031812 (a number of 23 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 (113121303101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758910 + ... + 895648.
It is an arithmetic number, because the mean of its divisors is an integer number (14884832700).
Almost surely, 2113121303181 is an apocalyptic number.
It is an amenable number.
113121303181 is a deficient number, since it is larger than the sum of its proper divisors (5957358419).
113121303181 is a wasteful number, since it uses less digits than its factorization.
113121303181 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180299.
The product of its (nonzero) digits is 432, while the sum is 25.
Adding to 113121303181 its reverse (181303121311), we get a palindrome (294424424492).
The spelling of 113121303181 in words is "one hundred thirteen billion, one hundred twenty-one million, three hundred three thousand, one hundred eighty-one".
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