Base | Representation |
---|---|
bin | 11100111001101101… |
… | …111011011011101101 |
3 | 2222002202021110000200 |
4 | 130321231323123231 |
5 | 1002023434043201 |
6 | 22131215144113 |
7 | 2146013050032 |
oct | 347155733355 |
9 | 88082243020 |
10 | 31033112301 |
11 | 12185423654 |
12 | 6020b15039 |
13 | 2c07426a59 |
14 | 1705735389 |
15 | c1969b386 |
hex | 739b7b6ed |
31033112301 has 12 divisors (see below), whose sum is σ = 44827808220. Its totient is φ = 20687725440.
The previous prime is 31033112267. The next prime is 31033112311. The reversal of 31033112301 is 10321133013.
It is a happy number.
31033112301 is a `hidden beast` number, since 31 + 0 + 331 + 1 + 2 + 301 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 3990954276 + 27042158025 = 63174^2 + 164445^2 .
It is not a de Polignac number, because 31033112301 - 226 = 30966003437 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31033112311) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 140181 + ... + 285861.
It is an arithmetic number, because the mean of its divisors is an integer number (3735650685).
Almost surely, 231033112301 is an apocalyptic number.
It is an amenable number.
31033112301 is a deficient number, since it is larger than the sum of its proper divisors (13794695919).
31033112301 is a wasteful number, since it uses less digits than its factorization.
31033112301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 169356 (or 169353 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 18.
Adding to 31033112301 its reverse (10321133013), we get a palindrome (41354245314).
The spelling of 31033112301 in words is "thirty-one billion, thirty-three million, one hundred twelve thousand, three hundred one".
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