Base | Representation |
---|---|
bin | 10101100000010… |
… | …10010100001111 |
3 | 110120110010121111 |
4 | 22300022110033 |
5 | 332140203302 |
6 | 25522312451 |
7 | 4320231505 |
oct | 1260122417 |
9 | 416403544 |
10 | 180397327 |
11 | 92914200 |
12 | 504b8727 |
13 | 2b4b29a6 |
14 | 19d5c675 |
15 | 10c860d7 |
hex | ac0a50f |
180397327 has 12 divisors (see below), whose sum is σ = 202513248. Its totient is φ = 160503200.
The previous prime is 180397291. The next prime is 180397331. The reversal of 180397327 is 723793081.
It is not a de Polignac number, because 180397327 - 27 = 180397199 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 180397327.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (180397337) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10174 + ... + 21547.
It is an arithmetic number, because the mean of its divisors is an integer number (16876104).
Almost surely, 2180397327 is an apocalyptic number.
180397327 is a deficient number, since it is larger than the sum of its proper divisors (22115921).
180397327 is a wasteful number, since it uses less digits than its factorization.
180397327 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31790 (or 31779 counting only the distinct ones).
The product of its (nonzero) digits is 63504, while the sum is 40.
The square root of 180397327 is about 13431.2072056089. The cubic root of 180397327 is about 565.0367553816.
The spelling of 180397327 in words is "one hundred eighty million, three hundred ninety-seven thousand, three hundred twenty-seven".
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