Base | Representation |
---|---|
bin | 111000101110… |
… | …010110111001 |
3 | 1000222110201201 |
4 | 320232112321 |
5 | 12301314240 |
6 | 1250414201 |
7 | 240251416 |
oct | 70562671 |
9 | 30873651 |
10 | 14869945 |
11 | 8437012 |
12 | 4b91361 |
13 | 31083ac |
14 | 1d9110d |
15 | 148ad9a |
hex | e2e5b9 |
14869945 has 8 divisors (see below), whose sum is σ = 18180936. Its totient is φ = 11671296.
The previous prime is 14869919. The next prime is 14869949. The reversal of 14869945 is 54996841.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 32041 + 14837904 = 179^2 + 3852^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 14869945 - 27 = 14869817 is a prime.
It is a super-2 number, since 2×148699452 = 442230528606050, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 14869895 and 14869904.
It is not an unprimeable number, because it can be changed into a prime (14869949) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27792 + ... + 28321.
It is an arithmetic number, because the mean of its divisors is an integer number (2272617).
Almost surely, 214869945 is an apocalyptic number.
It is an amenable number.
14869945 is a deficient number, since it is larger than the sum of its proper divisors (3310991).
14869945 is an equidigital number, since it uses as much as digits as its factorization.
14869945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56171.
The product of its digits is 311040, while the sum is 46.
The square root of 14869945 is about 3856.1567654856. The cubic root of 14869945 is about 245.9063747976.
The spelling of 14869945 in words is "fourteen million, eight hundred sixty-nine thousand, nine hundred forty-five".
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