Base | Representation |
---|---|
bin | 1111110101010100… |
… | …00000111011001011 |
3 | 210221101210020002020 |
4 | 13322222000323023 |
5 | 114402033111011 |
6 | 3523250335523 |
7 | 420434142252 |
oct | 77252007313 |
9 | 23841706066 |
10 | 8500285131 |
11 | 367220a038 |
12 | 179288a5a3 |
13 | a56097c20 |
14 | 5a8cd5799 |
15 | 34b3bd006 |
hex | 1faa80ecb |
8500285131 has 8 divisors (see below), whose sum is σ = 12205537680. Its totient is φ = 5230944672.
The previous prime is 8500285127. The next prime is 8500285177. The reversal of 8500285131 is 1315820058.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 8500285131 - 22 = 8500285127 is a prime.
It is a super-2 number, since 2×85002851312 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 8500285092 and 8500285101.
It is not an unprimeable number, because it can be changed into a prime (8500285631) 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, 108977976 + ... + 108978053.
It is an arithmetic number, because the mean of its divisors is an integer number (1525692210).
Almost surely, 28500285131 is an apocalyptic number.
8500285131 is a deficient number, since it is larger than the sum of its proper divisors (3705252549).
8500285131 is a wasteful number, since it uses less digits than its factorization.
8500285131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217956045.
The product of its (nonzero) digits is 9600, while the sum is 33.
The square root of 8500285131 is about 92196.9908999204. The cubic root of 8500285131 is about 2040.8503704369.
The spelling of 8500285131 in words is "eight billion, five hundred million, two hundred eighty-five thousand, one hundred thirty-one".
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