Base | Representation |
---|---|
bin | 11010001101111100… |
… | …11110111111100001 |
3 | 1100022221212222110100 |
4 | 31012332132333201 |
5 | 212311333440011 |
6 | 10244414453013 |
7 | 1005544235664 |
oct | 150676367741 |
9 | 40287788410 |
10 | 14075686881 |
11 | 5a733a3983 |
12 | 2889b04169 |
13 | 14341bc009 |
14 | 9775796db |
15 | 575ad3d56 |
hex | 346f9efe1 |
14075686881 has 27 divisors (see below), whose sum is σ = 20659030483. Its totient is φ = 9235015440.
The previous prime is 14075686811. The next prime is 14075686903. The reversal of 14075686881 is 18868657041.
It is a happy number.
The square root of 14075686881 is 118641.
It is a perfect power (a square), and thus also a powerful number.
14075686881 is a `hidden beast` number, since 14 + 0 + 7 + 568 + 68 + 8 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1235171025 + 12840515856 = 35145^2 + 113316^2 .
It is not a de Polignac number, because 14075686881 - 221 = 14073589729 is a prime.
It is a super-2 number, since 2×140756868812 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (14075686811) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 25270255 + ... + 25270811.
Almost surely, 214075686881 is an apocalyptic number.
14075686881 is the 118641-st square number.
14075686881 is the 59321-st centered octagonal number.
It is an amenable number.
14075686881 is a deficient number, since it is larger than the sum of its proper divisors (6583343602).
14075686881 is an frugal number, since it uses more digits than its factorization.
14075686881 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1262 (or 631 counting only the distinct ones).
The product of its (nonzero) digits is 2580480, while the sum is 54.
The spelling of 14075686881 in words is "fourteen billion, seventy-five million, six hundred eighty-six thousand, eight hundred eighty-one".
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