Base | Representation |
---|---|
bin | 11101010000010001… |
… | …001001101000001001 |
3 | 10000002010011200212110 |
4 | 131100101021220021 |
5 | 1003312312203413 |
6 | 22232532132533 |
7 | 2161255604421 |
oct | 352021115011 |
9 | 100063150773 |
10 | 31411444233 |
11 | 12359a39a74 |
12 | 6107767149 |
13 | 2c6791c8c0 |
14 | 173da99481 |
15 | c3c9ce8c3 |
hex | 750449a09 |
31411444233 has 16 divisors (see below), whose sum is σ = 47477487680. Its totient is φ = 18312744384.
The previous prime is 31411444217. The next prime is 31411444237. The reversal of 31411444233 is 33244411413.
It is not a de Polignac number, because 31411444233 - 24 = 31411444217 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31411444233.
It is not an unprimeable number, because it can be changed into a prime (31411444237) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21194566 + ... + 21196047.
It is an arithmetic number, because the mean of its divisors is an integer number (2967342980).
Almost surely, 231411444233 is an apocalyptic number.
It is an amenable number.
31411444233 is a deficient number, since it is larger than the sum of its proper divisors (16066043447).
31411444233 is a wasteful number, since it uses less digits than its factorization.
31411444233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42390648.
The product of its digits is 13824, while the sum is 30.
Adding to 31411444233 its reverse (33244411413), we get a palindrome (64655855646).
The spelling of 31411444233 in words is "thirty-one billion, four hundred eleven million, four hundred forty-four thousand, two hundred thirty-three".
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