Base | Representation |
---|---|
bin | 1110010000001111100011… |
… | …01100011000011001100001 |
3 | 11002222111110022101020002222 |
4 | 13020013301230120121201 |
5 | 13102021343403132431 |
6 | 150355233303520425 |
7 | 6413363141041121 |
oct | 710076154303141 |
9 | 132874408336088 |
10 | 31344431302241 |
11 | 9a9510a360242 |
12 | 3622916759115 |
13 | 14649c868b875 |
14 | 7a5115848c81 |
15 | 39551975457b |
hex | 1c81f1b18661 |
31344431302241 has 16 divisors (see below), whose sum is σ = 32941452829824. Its totient is φ = 29767688146944.
The previous prime is 31344431302127. The next prime is 31344431302259. The reversal of 31344431302241 is 14220313444313.
It is a cyclic number.
It is not a de Polignac number, because 31344431302241 - 222 = 31344427107937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31344431302741) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6821690 + ... + 10451043.
It is an arithmetic number, because the mean of its divisors is an integer number (2058840801864).
Almost surely, 231344431302241 is an apocalyptic number.
It is an amenable number.
31344431302241 is a deficient number, since it is larger than the sum of its proper divisors (1597021527583).
31344431302241 is a wasteful number, since it uses less digits than its factorization.
31344431302241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17273320.
The product of its (nonzero) digits is 82944, while the sum is 35.
Adding to 31344431302241 its reverse (14220313444313), we get a palindrome (45564744746554).
The spelling of 31344431302241 in words is "thirty-one trillion, three hundred forty-four billion, four hundred thirty-one million, three hundred two thousand, two hundred forty-one".
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