Base | Representation |
---|---|
bin | 11000110101010100… |
… | …10101100001000001 |
3 | 1021102010220022201200 |
4 | 30122222111201001 |
5 | 204301021121211 |
6 | 10042535251413 |
7 | 651245616102 |
oct | 143252254101 |
9 | 37363808650 |
10 | 13332207681 |
11 | 5721757a61 |
12 | 2700b19b69 |
13 | 13461685b0 |
14 | 9069243a9 |
15 | 5306c3b56 |
hex | 31aa95841 |
13332207681 has 24 divisors (see below), whose sum is σ = 20777003520. Its totient is φ = 8189397216.
The previous prime is 13332207673. The next prime is 13332207689. The reversal of 13332207681 is 18670223331.
It is an interprime number because it is at equal distance from previous prime (13332207673) and next prime (13332207689).
It is not a de Polignac number, because 13332207681 - 23 = 13332207673 is a prime.
It is a super-2 number, since 2×133322076812 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13332207689) 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, 40161 + ... + 168158.
It is an arithmetic number, because the mean of its divisors is an integer number (865708480).
Almost surely, 213332207681 is an apocalyptic number.
It is an amenable number.
13332207681 is a deficient number, since it is larger than the sum of its proper divisors (7444795839).
13332207681 is a wasteful number, since it uses less digits than its factorization.
13332207681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 208885 (or 208882 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The spelling of 13332207681 in words is "thirteen billion, three hundred thirty-two million, two hundred seven thousand, six hundred eighty-one".
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