Base | Representation |
---|---|
bin | 111101010010010011… |
… | …1001111101100100100 |
3 | 110120201011212211221211 |
4 | 1322210213033230210 |
5 | 4124014324121322 |
6 | 140243335321204 |
7 | 12336303042265 |
oct | 1724447175444 |
9 | 416634784854 |
10 | 131610770212 |
11 | 508a7937689 |
12 | 21610220204 |
13 | c54580b8bc |
14 | 65273a496c |
15 | 365448db77 |
hex | 1ea49cfb24 |
131610770212 has 12 divisors (see below), whose sum is σ = 230346685296. Its totient is φ = 65797431560.
The previous prime is 131610770201. The next prime is 131610770219. The reversal of 131610770212 is 212077016131.
It is not an unprimeable number, because it can be changed into a prime (131610770219) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1951078 + ... + 2017405.
It is an arithmetic number, because the mean of its divisors is an integer number (19195557108).
Almost surely, 2131610770212 is an apocalyptic number.
It is an amenable number.
131610770212 is a deficient number, since it is larger than the sum of its proper divisors (98735915084).
131610770212 is a wasteful number, since it uses less digits than its factorization.
131610770212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3976778 (or 3976776 counting only the distinct ones).
The product of its (nonzero) digits is 3528, while the sum is 31.
Adding to 131610770212 its reverse (212077016131), we get a palindrome (343687786343).
The spelling of 131610770212 in words is "one hundred thirty-one billion, six hundred ten million, seven hundred seventy thousand, two hundred twelve".
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