Base | Representation |
---|---|
bin | 10000010010101111… |
… | …111110000100010101 |
3 | 1200011012212022221120 |
4 | 100102233332010111 |
5 | 241312033342234 |
6 | 12011542234153 |
7 | 1156346143650 |
oct | 202257760425 |
9 | 50135768846 |
10 | 17494434069 |
11 | 7468174282 |
12 | 3482a25959 |
13 | 185a579c48 |
14 | bbd626897 |
15 | 6c5ce1049 |
hex | 412bfe115 |
17494434069 has 32 divisors (see below), whose sum is σ = 28234644480. Its totient is φ = 9405994752.
The previous prime is 17494434049. The next prime is 17494434101. The reversal of 17494434069 is 96043449471.
It is not a de Polignac number, because 17494434069 - 25 = 17494434037 is a prime.
It is a super-4 number, since 4×174944340694 (a number of 42 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (17494434049) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1930062 + ... + 1939104.
It is an arithmetic number, because the mean of its divisors is an integer number (882332640).
Almost surely, 217494434069 is an apocalyptic number.
It is an amenable number.
17494434069 is a deficient number, since it is larger than the sum of its proper divisors (10740210411).
17494434069 is a wasteful number, since it uses less digits than its factorization.
17494434069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14489.
The product of its (nonzero) digits is 2612736, while the sum is 51.
The spelling of 17494434069 in words is "seventeen billion, four hundred ninety-four million, four hundred thirty-four thousand, sixty-nine".
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