Base | Representation |
---|---|
bin | 11101001001110000… |
… | …110011110111110110 |
3 | 2222210111210202112210 |
4 | 131021300303313312 |
5 | 1003101342200342 |
6 | 22214032554250 |
7 | 2155462121151 |
oct | 351160636766 |
9 | 88714722483 |
10 | 31302303222 |
11 | 12303374793 |
12 | 60970b2986 |
13 | 2c4b128518 |
14 | 172d3a8c98 |
15 | c3312179c |
hex | 749c33df6 |
31302303222 has 8 divisors (see below), whose sum is σ = 62604606456. Its totient is φ = 10434101072.
The previous prime is 31302303211. The next prime is 31302303223. The reversal of 31302303222 is 22230320313.
It is a sphenic number, since it is the product of 3 distinct primes.
31302303222 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31302303223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2608525263 + ... + 2608525274.
It is an arithmetic number, because the mean of its divisors is an integer number (7825575807).
Almost surely, 231302303222 is an apocalyptic number.
31302303222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31302303222 is a wasteful number, since it uses less digits than its factorization.
31302303222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5217050542.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 31302303222 its reverse (22230320313), we get a palindrome (53532623535).
The spelling of 31302303222 in words is "thirty-one billion, three hundred two million, three hundred three thousand, two hundred twenty-two".
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