Base | Representation |
---|---|
bin | 1110001101111000110111… |
… | …00110111001101101001111 |
3 | 11002200202122011112212112210 |
4 | 13012330123212321231033 |
5 | 13044210202203132010 |
6 | 150254133435001503 |
7 | 6404500264320003 |
oct | 706743346715517 |
9 | 132622564485483 |
10 | 31263530130255 |
11 | 9a638747a1325 |
12 | 360b0b8b99293 |
13 | 145a1a493cab7 |
14 | 7a123d12a703 |
15 | 3933820c6b20 |
hex | 1c6f1b9b9b4f |
31263530130255 has 16 divisors (see below), whose sum is σ = 50021783691264. Its totient is φ = 16673837575200.
The previous prime is 31263530130253. The next prime is 31263530130257. The reversal of 31263530130255 is 55203103536213.
It is an interprime number because it is at equal distance from previous prime (31263530130253) and next prime (31263530130257).
It is not a de Polignac number, because 31263530130255 - 21 = 31263530130253 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31263530130253) 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, 3333282 + ... + 8581248.
It is an arithmetic number, because the mean of its divisors is an integer number (3126361480704).
Almost surely, 231263530130255 is an apocalyptic number.
31263530130255 is a deficient number, since it is larger than the sum of its proper divisors (18758253561009).
31263530130255 is a wasteful number, since it uses less digits than its factorization.
31263530130255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5645126.
The product of its (nonzero) digits is 243000, while the sum is 39.
Adding to 31263530130255 its reverse (55203103536213), we get a palindrome (86466633666468).
The spelling of 31263530130255 in words is "thirty-one trillion, two hundred sixty-three billion, five hundred thirty million, one hundred thirty thousand, two hundred fifty-five".
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