Base | Representation |
---|---|
bin | 11100111010010100… |
… | …001001110000000110 |
3 | 2222010110010112001021 |
4 | 130322110021300012 |
5 | 1002034020214142 |
6 | 22132214021354 |
7 | 2146164162151 |
oct | 347224116006 |
9 | 88113115037 |
10 | 31043132422 |
11 | 12190047945 |
12 | 602434785a |
13 | 2c09524813 |
14 | 1706bc2c98 |
15 | c1a4ca267 |
hex | 73a509c06 |
31043132422 has 4 divisors (see below), whose sum is σ = 46564698636. Its totient is φ = 15521566210.
The previous prime is 31043132381. The next prime is 31043132429. The reversal of 31043132422 is 22423134013.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31043132429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7760783104 + ... + 7760783107.
It is an arithmetic number, because the mean of its divisors is an integer number (11641174659).
Almost surely, 231043132422 is an apocalyptic number.
31043132422 is a deficient number, since it is larger than the sum of its proper divisors (15521566214).
31043132422 is a wasteful number, since it uses less digits than its factorization.
31043132422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15521566213.
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 31043132422 its reverse (22423134013), we get a palindrome (53466266435).
The spelling of 31043132422 in words is "thirty-one billion, forty-three million, one hundred thirty-two thousand, four hundred twenty-two".
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