Base | Representation |
---|---|
bin | 10011000000001… |
… | …000110100001100 |
3 | 211012212212210101 |
4 | 103000020310030 |
5 | 1123103200322 |
6 | 51345020444 |
7 | 10620532300 |
oct | 2300106414 |
9 | 735785711 |
10 | 318803212 |
11 | 153a57632 |
12 | 8a924724 |
13 | 51082570 |
14 | 304a9d00 |
15 | 1cec5327 |
hex | 13008d0c |
318803212 has 36 divisors (see below), whose sum is σ = 698920320. Its totient is φ = 126118944.
The previous prime is 318803153. The next prime is 318803213. The reversal of 318803212 is 212308813.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is not an unprimeable number, because it can be changed into a prime (318803213) 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, 60012 + ... + 65107.
Almost surely, 2318803212 is an apocalyptic number.
It is an amenable number.
318803212 is an abundant number, since it is smaller than the sum of its proper divisors (380117108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
318803212 is a wasteful number, since it uses less digits than its factorization.
318803212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125150 (or 125141 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 318803212 is about 17855.0612432442. The cubic root of 318803212 is about 683.1366139796.
The spelling of 318803212 in words is "three hundred eighteen million, eight hundred three thousand, two hundred twelve".
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