Base | Representation |
---|---|
bin | 110111010010101001… |
… | …0001101001000100010 |
3 | 102100110222212011120011 |
4 | 1232211102031020202 |
5 | 3421133201130033 |
6 | 130314100435134 |
7 | 11402262644503 |
oct | 1564522151042 |
9 | 370428764504 |
10 | 118737130018 |
11 | 463a1018221 |
12 | 1b0189a8aaa |
13 | b27367c820 |
14 | 5a6572cbaa |
15 | 314e19bccd |
hex | 1ba548d222 |
118737130018 has 8 divisors (see below), whose sum is σ = 191806133148. Its totient is φ = 54801752304.
The previous prime is 118737130013. The next prime is 118737130019. The reversal of 118737130018 is 810031737811.
It can be written as a sum of positive squares in 2 ways, for example, as 118726417489 + 10712529 = 344567^2 + 3273^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1187371300182 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (118737130013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2283406321 + ... + 2283406372.
Almost surely, 2118737130018 is an apocalyptic number.
118737130018 is a deficient number, since it is larger than the sum of its proper divisors (73069003130).
118737130018 is a wasteful number, since it uses less digits than its factorization.
118737130018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4566812708.
The product of its (nonzero) digits is 28224, while the sum is 40.
Adding to 118737130018 its reverse (810031737811), we get a palindrome (928768867829).
The spelling of 118737130018 in words is "one hundred eighteen billion, seven hundred thirty-seven million, one hundred thirty thousand, eighteen".
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