Base | Representation |
---|---|
bin | 11111100111100011… |
… | …11110101001111111 |
3 | 1121211000012121000102 |
4 | 33303301332221333 |
5 | 234231031221241 |
6 | 11444222151315 |
7 | 1140436663241 |
oct | 176361765177 |
9 | 47730177012 |
10 | 16974867071 |
11 | 7220962968 |
12 | 3358a2253b |
13 | 17a6a33856 |
14 | b7061a091 |
15 | 6953b039b |
hex | 3f3c7ea7f |
16974867071 has 4 divisors (see below), whose sum is σ = 17020376472. Its totient is φ = 16929357672.
The previous prime is 16974867059. The next prime is 16974867079. The reversal of 16974867071 is 17076847961.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17076847961 = 14107 ⋅1210523.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-16974867071 is a prime.
It is a super-2 number, since 2×169748670712 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 16974866998 and 16974867016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16974867079) 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, 22754141 + ... + 22754886.
It is an arithmetic number, because the mean of its divisors is an integer number (4255094118).
Almost surely, 216974867071 is an apocalyptic number.
16974867071 is a deficient number, since it is larger than the sum of its proper divisors (45509401).
16974867071 is an equidigital number, since it uses as much as digits as its factorization.
16974867071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45509400.
The product of its (nonzero) digits is 3556224, while the sum is 56.
The spelling of 16974867071 in words is "sixteen billion, nine hundred seventy-four million, eight hundred sixty-seven thousand, seventy-one".
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