Base | Representation |
---|---|
bin | 11100111111101011… |
… | …011101110110001010 |
3 | 2222100201110212200102 |
4 | 130333223131312022 |
5 | 1002230040130442 |
6 | 22145151005402 |
7 | 2151336145133 |
oct | 347753356612 |
9 | 88321425612 |
10 | 31133130122 |
11 | 12226927506 |
12 | 604a509862 |
13 | 2c220756b3 |
14 | 1714b2cc8a |
15 | c23356232 |
hex | 73faddd8a |
31133130122 has 8 divisors (see below), whose sum is σ = 46706196576. Its totient is φ = 15564397932.
The previous prime is 31133130109. The next prime is 31133130157. The reversal of 31133130122 is 22103133113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31133130094 and 31133130103.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065548 + ... + 1094375.
It is an arithmetic number, because the mean of its divisors is an integer number (5838274572).
Almost surely, 231133130122 is an apocalyptic number.
31133130122 is a deficient number, since it is larger than the sum of its proper divisors (15573066454).
31133130122 is a wasteful number, since it uses less digits than its factorization.
31133130122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2167132.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 31133130122 its reverse (22103133113), we get a palindrome (53236263235).
The spelling of 31133130122 in words is "thirty-one billion, one hundred thirty-three million, one hundred thirty thousand, one hundred twenty-two".
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