Base | Representation |
---|---|
bin | 11001100100110… |
… | …10111010000001 |
3 | 112221200222001010 |
4 | 30302122322001 |
5 | 414410402001 |
6 | 33142231133 |
7 | 5213410500 |
oct | 1462327201 |
9 | 487628033 |
10 | 214544001 |
11 | 1001170a1 |
12 | 5ba254a9 |
13 | 355aa219 |
14 | 206ca837 |
15 | 13c7d8d6 |
hex | cc9ae81 |
214544001 has 48 divisors (see below), whose sum is σ = 350481600. Its totient is φ = 116226432.
The previous prime is 214543999. The next prime is 214544027. The reversal of 214544001 is 100445412.
It is a happy number.
It is not a de Polignac number, because 214544001 - 21 = 214543999 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is not an unprimeable number, because it can be changed into a prime (214544041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 251091 + ... + 251943.
It is an arithmetic number, because the mean of its divisors is an integer number (7301700).
Almost surely, 2214544001 is an apocalyptic number.
214544001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
214544001 is a deficient number, since it is larger than the sum of its proper divisors (135937599).
214544001 is a wasteful number, since it uses less digits than its factorization.
214544001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 958 (or 951 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 21.
The square root of 214544001 is about 14647.3206082205. The cubic root of 214544001 is about 598.6488122145.
Adding to 214544001 its reverse (100445412), we get a palindrome (314989413).
The spelling of 214544001 in words is "two hundred fourteen million, five hundred forty-four thousand, one".
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