Base | Representation |
---|---|
bin | 11100111001100010… |
… | …100000111110000010 |
3 | 2222002112122102210122 |
4 | 130321202200332002 |
5 | 1002022202322242 |
6 | 22131031100242 |
7 | 2145645446045 |
oct | 347142407602 |
9 | 88075572718 |
10 | 31030120322 |
11 | 1218376a743 |
12 | 601bb11682 |
13 | 2c06919c56 |
14 | 1705196c5c |
15 | c192a9ad2 |
hex | 7398a0f82 |
31030120322 has 16 divisors (see below), whose sum is σ = 47626468992. Its totient is φ = 15155894160.
The previous prime is 31030120301. The next prime is 31030120339. The reversal of 31030120322 is 22302103013.
It is a self number, because there is not a number n which added to its sum of digits gives 31030120322.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266429 + ... + 364752.
It is an arithmetic number, because the mean of its divisors is an integer number (2976654312).
Almost surely, 231030120322 is an apocalyptic number.
31030120322 is a deficient number, since it is larger than the sum of its proper divisors (16596348670).
31030120322 is a wasteful number, since it uses less digits than its factorization.
31030120322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 631753.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 31030120322 its reverse (22302103013), we get a palindrome (53332223335).
The spelling of 31030120322 in words is "thirty-one billion, thirty million, one hundred twenty thousand, three hundred twenty-two".
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