Base | Representation |
---|---|
bin | 1001101000111010001… |
… | …00001100010111111000 |
3 | 1011122212220110100200200 |
4 | 10310131010030113320 |
5 | 20411244212322222 |
6 | 412052400002200 |
7 | 32633306400255 |
oct | 4643504142770 |
9 | 1148786410620 |
10 | 331200120312 |
11 | 1185089194a6 |
12 | 54232300360 |
13 | 25302a2ab69 |
14 | 1205cb0c42c |
15 | 8936848eac |
hex | 4d1d10c5f8 |
331200120312 has 48 divisors (see below), whose sum is σ = 905881537080. Its totient is φ = 109306968000.
The previous prime is 331200120281. The next prime is 331200120353. The reversal of 331200120312 is 213021002133.
331200120312 is a `hidden beast` number, since 3 + 31 + 200 + 120 + 312 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22765014 + ... + 22779557.
Almost surely, 2331200120312 is an apocalyptic number.
It is an amenable number.
331200120312 is an abundant number, since it is smaller than the sum of its proper divisors (574681416768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331200120312 is a wasteful number, since it uses less digits than its factorization.
331200120312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45544684 (or 45544677 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 331200120312 its reverse (213021002133), we get a palindrome (544221122445).
The spelling of 331200120312 in words is "three hundred thirty-one billion, two hundred million, one hundred twenty thousand, three hundred twelve".
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