Base | Representation |
---|---|
bin | 11101001100010001… |
… | …000010000110010100 |
3 | 2222220102211122111212 |
4 | 131030101002012110 |
5 | 1003143120221112 |
6 | 22222133120552 |
7 | 2156512123022 |
oct | 351421020624 |
9 | 88812748455 |
10 | 31344304532 |
11 | 12325051a12 |
12 | 60a9189158 |
13 | 2c56a42c78 |
14 | 1734bbd712 |
15 | c36b6b522 |
hex | 74c442194 |
31344304532 has 24 divisors (see below), whose sum is σ = 55145798400. Its totient is φ = 15588413280.
The previous prime is 31344304531. The next prime is 31344304583. The reversal of 31344304532 is 23540344313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31344304531) 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 7 ways as a sum of consecutive naturals, for example, 4618982 + ... + 4625762.
It is an arithmetic number, because the mean of its divisors is an integer number (2297741600).
Almost surely, 231344304532 is an apocalyptic number.
It is an amenable number.
31344304532 is a deficient number, since it is larger than the sum of its proper divisors (23801493868).
31344304532 is a wasteful number, since it uses less digits than its factorization.
31344304532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12791 (or 12789 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 32.
Adding to 31344304532 its reverse (23540344313), we get a palindrome (54884648845).
The spelling of 31344304532 in words is "thirty-one billion, three hundred forty-four million, three hundred four thousand, five hundred thirty-two".
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