Base | Representation |
---|---|
bin | 111101000000000111… |
… | …0000110110000001001 |
3 | 110112010121222200100201 |
4 | 1322000032012300021 |
5 | 4121242022401301 |
6 | 140103004532201 |
7 | 12315210220633 |
oct | 1720016066011 |
9 | 415117880321 |
10 | 131000200201 |
11 | 5061421a372 |
12 | 2147b851061 |
13 | c479181b80 |
14 | 64aa269a53 |
15 | 361aa84201 |
hex | 1e80386c09 |
131000200201 has 24 divisors (see below), whose sum is σ = 149168169024. Its totient is φ = 114347207520.
The previous prime is 131000200189. The next prime is 131000200229. The reversal of 131000200201 is 102002000131.
It is not a de Polignac number, because 131000200201 - 213 = 131000192009 is a prime.
It is a super-2 number, since 2×1310002002012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131000200291) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2541556 + ... + 2592586.
It is an arithmetic number, because the mean of its divisors is an integer number (6215340376).
Almost surely, 2131000200201 is an apocalyptic number.
It is an amenable number.
131000200201 is a deficient number, since it is larger than the sum of its proper divisors (18167968823).
131000200201 is a wasteful number, since it uses less digits than its factorization.
131000200201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51629 (or 51610 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 10.
Adding to 131000200201 its reverse (102002000131), we get a palindrome (233002200332).
The spelling of 131000200201 in words is "one hundred thirty-one billion, two hundred thousand, two hundred one".
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