Base | Representation |
---|---|
bin | 110101111101… |
… | …000010110101 |
3 | 222121120110121 |
4 | 311331002311 |
5 | 12110044134 |
6 | 1223051541 |
7 | 231135121 |
oct | 65750265 |
9 | 28546417 |
10 | 14143669 |
11 | 7a90391 |
12 | 48a0bb1 |
13 | 2c12947 |
14 | 1c42581 |
15 | 1395ab4 |
hex | d7d0b5 |
14143669 has 2 divisors, whose sum is σ = 14143670. Its totient is φ = 14143668.
The previous prime is 14143639. The next prime is 14143681. The reversal of 14143669 is 96634141.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 12006225 + 2137444 = 3465^2 + 1462^2 .
It is a cyclic number.
It is not a de Polignac number, because 14143669 - 213 = 14135477 is a prime.
It is a super-2 number, since 2×141436692 = 400086745563122, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (14143639) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7071834 + 7071835.
It is an arithmetic number, because the mean of its divisors is an integer number (7071835).
Almost surely, 214143669 is an apocalyptic number.
It is an amenable number.
14143669 is a deficient number, since it is larger than the sum of its proper divisors (1).
14143669 is an equidigital number, since it uses as much as digits as its factorization.
14143669 is an evil number, because the sum of its binary digits is even.
The product of its digits is 15552, while the sum is 34.
The square root of 14143669 is about 3760.8069612784. The cubic root of 14143669 is about 241.8358573181.
The spelling of 14143669 in words is "fourteen million, one hundred forty-three thousand, six hundred sixty-nine".
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