Base | Representation |
---|---|
bin | 11110000000011001111… |
… | …11100010010011101111 |
3 | 10122120012212110102011001 |
4 | 33000030333202103233 |
5 | 113343002043230411 |
6 | 2105350045141131 |
7 | 134326251351511 |
oct | 17001477422357 |
9 | 3576185412131 |
10 | 1031010133231 |
11 | 368281383a81 |
12 | 14799725a7a7 |
13 | 762baa081c0 |
14 | 37c88ab9bb1 |
15 | 1bc43dc3dc1 |
hex | f00cfe24ef |
1031010133231 has 8 divisors (see below), whose sum is σ = 1113865953200. Its totient is φ = 948661077312.
The previous prime is 1031010133217. The next prime is 1031010133267. The reversal of 1031010133231 is 1323310101301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1031010133231 - 211 = 1031010131183 is a prime.
It is a super-2 number, since 2×10310101332312 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1031010133199 and 1031010133208.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031010133271) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126686781 + ... + 126694918.
It is an arithmetic number, because the mean of its divisors is an integer number (139233244150).
Almost surely, 21031010133231 is an apocalyptic number.
1031010133231 is a deficient number, since it is larger than the sum of its proper divisors (82855819969).
1031010133231 is a wasteful number, since it uses less digits than its factorization.
1031010133231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 253382025.
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 1031010133231 its reverse (1323310101301), we get a palindrome (2354320234532).
It can be divided in two parts, 1031010 and 133231, that added together give a square (1164241 = 10792).
The spelling of 1031010133231 in words is "one trillion, thirty-one billion, ten million, one hundred thirty-three thousand, two hundred thirty-one".
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