Base | Representation |
---|---|
bin | 11111001011100111… |
… | …00110100100100001 |
3 | 1121012200001000200110 |
4 | 33211303212210201 |
5 | 233241021133211 |
6 | 11405045041533 |
7 | 1131562102650 |
oct | 174563464441 |
9 | 47180030613 |
10 | 16740411681 |
11 | 7110587084 |
12 | 32b23b62a9 |
13 | 176a2a4656 |
14 | b4b429197 |
15 | 67e9ebea6 |
hex | 3e5ce6921 |
16740411681 has 32 divisors (see below), whose sum is σ = 27175357440. Its totient is φ = 8953274304.
The previous prime is 16740411679. The next prime is 16740411691. The reversal of 16740411681 is 18611404761.
It is not a de Polignac number, because 16740411681 - 21 = 16740411679 is a prime.
It is a super-2 number, since 2×167404116812 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (16740411691) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219630 + ... + 285863.
It is an arithmetic number, because the mean of its divisors is an integer number (849229920).
Almost surely, 216740411681 is an apocalyptic number.
It is an amenable number.
16740411681 is a deficient number, since it is larger than the sum of its proper divisors (10434945759).
16740411681 is a wasteful number, since it uses less digits than its factorization.
16740411681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505605.
The product of its (nonzero) digits is 32256, while the sum is 39.
The spelling of 16740411681 in words is "sixteen billion, seven hundred forty million, four hundred eleven thousand, six hundred eighty-one".
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