Base | Representation |
---|---|
bin | 11100111001101111… |
… | …011011100100001111 |
3 | 2222002210000110011110 |
4 | 130321233123210033 |
5 | 1002024034143223 |
6 | 22131231423103 |
7 | 2146016310030 |
oct | 347157334417 |
9 | 88083013143 |
10 | 31033506063 |
11 | 1218567247a |
12 | 6021084a93 |
13 | 2c07534051 |
14 | 17057d8a87 |
15 | c19727d93 |
hex | 739bdb90f |
31033506063 has 16 divisors (see below), whose sum is σ = 47340638720. Its totient is φ = 17714124576.
The previous prime is 31033506017. The next prime is 31033506107. The reversal of 31033506063 is 36060533013.
It is not a de Polignac number, because 31033506063 - 213 = 31033497871 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 31033506063.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31033506463) 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, 784720 + ... + 823317.
It is an arithmetic number, because the mean of its divisors is an integer number (2958789920).
Almost surely, 231033506063 is an apocalyptic number.
31033506063 is a deficient number, since it is larger than the sum of its proper divisors (16307132657).
31033506063 is a wasteful number, since it uses less digits than its factorization.
31033506063 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1608966.
The product of its (nonzero) digits is 14580, while the sum is 30.
The spelling of 31033506063 in words is "thirty-one billion, thirty-three million, five hundred six thousand, sixty-three".
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