Base | Representation |
---|---|
bin | 11101001011011100… |
… | …110001110101100100 |
3 | 2222212111001201020222 |
4 | 131023130301311210 |
5 | 1003131113401221 |
6 | 22220523343512 |
7 | 2156254521623 |
oct | 351334616544 |
9 | 88774051228 |
10 | 31330606436 |
11 | 12318346378 |
12 | 60a4681b98 |
13 | 2c53c5809c |
14 | 17330556ba |
15 | c358629ab |
hex | 74b731d64 |
31330606436 has 12 divisors (see below), whose sum is σ = 54953458560. Its totient is φ = 15629618280.
The previous prime is 31330606369. The next prime is 31330606457. The reversal of 31330606436 is 63460603313.
It is a junction number, because it is equal to n+sod(n) for n = 31330606396 and 31330606405.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8919260 + ... + 8922771.
It is an arithmetic number, because the mean of its divisors is an integer number (4579454880).
Almost surely, 231330606436 is an apocalyptic number.
It is an amenable number.
31330606436 is a deficient number, since it is larger than the sum of its proper divisors (23622852124).
31330606436 is a wasteful number, since it uses less digits than its factorization.
31330606436 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17842474 (or 17842472 counting only the distinct ones).
The product of its (nonzero) digits is 69984, while the sum is 35.
The spelling of 31330606436 in words is "thirty-one billion, three hundred thirty million, six hundred six thousand, four hundred thirty-six".
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