Base | Representation |
---|---|
bin | 110110001011… |
… | …010000111111 |
3 | 222201112101000 |
4 | 312023100333 |
5 | 12113430134 |
6 | 1224221343 |
7 | 231500004 |
oct | 66132077 |
9 | 28645330 |
10 | 14201919 |
11 | 8020126 |
12 | 490a853 |
13 | 2c33304 |
14 | 1c598ab |
15 | 13a7e99 |
hex | d8b43f |
14201919 has 16 divisors (see below), whose sum is σ = 22278240. Its totient is φ = 8910720.
The previous prime is 14201903. The next prime is 14201921. The reversal of 14201919 is 91910241.
14201919 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 14201919 - 24 = 14201903 is a prime.
It is a super-2 number, since 2×142019192 = 403389006565122, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 14201892 and 14201901.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14201989) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15012 + ... + 15929.
It is an arithmetic number, because the mean of its divisors is an integer number (1392390).
Almost surely, 214201919 is an apocalyptic number.
14201919 is a deficient number, since it is larger than the sum of its proper divisors (8076321).
14201919 is a wasteful number, since it uses less digits than its factorization.
14201919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30967 (or 30961 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 27.
The square root of 14201919 is about 3768.5433525435. The cubic root of 14201919 is about 242.1673989200.
The spelling of 14201919 in words is "fourteen million, two hundred one thousand, nine hundred nineteen".
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