Base | Representation |
---|---|
bin | 10101011111101… |
… | …10010010110100 |
3 | 110120021222010001 |
4 | 22233312102310 |
5 | 332130042231 |
6 | 25520441044 |
7 | 4316440426 |
oct | 1257662264 |
9 | 416258101 |
10 | 180315316 |
11 | 92868625 |
12 | 50479184 |
13 | 2b48456c |
14 | 19d3a816 |
15 | 10c6bb61 |
hex | abf64b4 |
180315316 has 12 divisors (see below), whose sum is σ = 315702688. Its totient is φ = 90114552.
The previous prime is 180315283. The next prime is 180315323. The reversal of 180315316 is 613513081.
It is a super-2 number, since 2×1803153162 = 65027226368359712, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216 + ... + 18991.
Almost surely, 2180315316 is an apocalyptic number.
It is an amenable number.
180315316 is a deficient number, since it is larger than the sum of its proper divisors (135387372).
180315316 is a wasteful number, since it uses less digits than its factorization.
180315316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21558 (or 21556 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 28.
The square root of 180315316 is about 13428.1538567295. The cubic root of 180315316 is about 564.9511180202.
Adding to 180315316 its reverse (613513081), we get a palindrome (793828397).
The spelling of 180315316 in words is "one hundred eighty million, three hundred fifteen thousand, three hundred sixteen".
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