Base | Representation |
---|---|
bin | 11100111111100000… |
… | …011001110100000110 |
3 | 2222100112000112111022 |
4 | 130333200121310012 |
5 | 1002223314330042 |
6 | 22145004511142 |
7 | 2151302406053 |
oct | 347740316406 |
9 | 88315015438 |
10 | 31130230022 |
11 | 12225226631 |
12 | 604954b4b2 |
13 | 2c2159b668 |
14 | 17145b602a |
15 | c22e81cd2 |
hex | 73f819d06 |
31130230022 has 8 divisors (see below), whose sum is σ = 46697524896. Its totient is φ = 15564388392.
The previous prime is 31130230009. The next prime is 31130230063. The reversal of 31130230022 is 22003203113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308078 + ... + 396449.
It is an arithmetic number, because the mean of its divisors is an integer number (5837190612).
Almost surely, 231130230022 is an apocalyptic number.
31130230022 is a deficient number, since it is larger than the sum of its proper divisors (15567294874).
31130230022 is a wasteful number, since it uses less digits than its factorization.
31130230022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 726622.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 31130230022 its reverse (22003203113), we get a palindrome (53133433135).
The spelling of 31130230022 in words is "thirty-one billion, one hundred thirty million, two hundred thirty thousand, twenty-two".
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