Base | Representation |
---|---|
bin | 11001100011111… |
… | …01111000111000 |
3 | 112221110221000000 |
4 | 30301331320320 |
5 | 414343101034 |
6 | 33135513000 |
7 | 5212404123 |
oct | 1461757070 |
9 | 487427000 |
10 | 214425144 |
11 | 10004586a |
12 | 5b988760 |
13 | 355680ab |
14 | 206993ba |
15 | 13c58599 |
hex | cc7de38 |
214425144 has 56 divisors (see below), whose sum is σ = 602811360. Its totient is φ = 71473104.
The previous prime is 214425143. The next prime is 214425151. The reversal of 214425144 is 441524412.
214425144 is a `hidden beast` number, since 2 + 144 + 2 + 514 + 4 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214425143) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 12552 + ... + 24215.
Almost surely, 2214425144 is an apocalyptic number.
214425144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
214425144 is an abundant number, since it is smaller than the sum of its proper divisors (388386216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214425144 is an equidigital number, since it uses as much as digits as its factorization.
214425144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36791 (or 36772 counting only the distinct ones).
The product of its digits is 5120, while the sum is 27.
The square root of 214425144 is about 14643.2627511767. The cubic root of 214425144 is about 598.5382416630.
Adding to 214425144 its reverse (441524412), we get a palindrome (655949556).
The spelling of 214425144 in words is "two hundred fourteen million, four hundred twenty-five thousand, one hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.132 sec. • engine limits •