Base | Representation |
---|---|
bin | 11100111001101010… |
… | …110001001110101111 |
3 | 2222002200201100220210 |
4 | 130321222301032233 |
5 | 1002023231042304 |
6 | 22131145313503 |
7 | 2146003030266 |
oct | 347152611657 |
9 | 88080640823 |
10 | 31032284079 |
11 | 12184a08375 |
12 | 6020795893 |
13 | 2c071c6a94 |
14 | 170559b5dd |
15 | c19585c89 |
hex | 739ab13af |
31032284079 has 16 divisors (see below), whose sum is σ = 41758889472. Its totient is φ = 20497077888.
The previous prime is 31032284053. The next prime is 31032284111. The reversal of 31032284079 is 97048223013.
It is not a de Polignac number, because 31032284079 - 25 = 31032284047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31032284039) 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, 921472 + ... + 954554.
It is an arithmetic number, because the mean of its divisors is an integer number (2609930592).
Almost surely, 231032284079 is an apocalyptic number.
31032284079 is a deficient number, since it is larger than the sum of its proper divisors (10726605393).
31032284079 is a wasteful number, since it uses less digits than its factorization.
31032284079 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35966.
The product of its (nonzero) digits is 72576, while the sum is 39.
The spelling of 31032284079 in words is "thirty-one billion, thirty-two million, two hundred eighty-four thousand, seventy-nine".
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