Base | Representation |
---|---|
bin | 11101001001010000… |
… | …100011111011001100 |
3 | 2222202220220020221021 |
4 | 131021100203323030 |
5 | 1003042211134132 |
6 | 22213131443524 |
7 | 2155330221136 |
oct | 351120437314 |
9 | 88686806837 |
10 | 31293849292 |
11 | 122a9620172 |
12 | 60942b65a4 |
13 | 2c494585b4 |
14 | 172c208056 |
15 | c32501997 |
hex | 749423ecc |
31293849292 has 24 divisors (see below), whose sum is σ = 55332058320. Its totient is φ = 15484833600.
The previous prime is 31293849263. The next prime is 31293849329. The reversal of 31293849292 is 29294839213.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916063 + ... + 949609.
It is an arithmetic number, because the mean of its divisors is an integer number (2305502430).
Almost surely, 231293849292 is an apocalyptic number.
It is an amenable number.
31293849292 is a deficient number, since it is larger than the sum of its proper divisors (24038209028).
31293849292 is a wasteful number, since it uses less digits than its factorization.
31293849292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35961 (or 35959 counting only the distinct ones).
The product of its digits is 1679616, while the sum is 52.
The spelling of 31293849292 in words is "thirty-one billion, two hundred ninety-three million, eight hundred forty-nine thousand, two hundred ninety-two".
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