Base | Representation |
---|---|
bin | 11001100001110… |
… | …01100111111100 |
3 | 112220221201110000 |
4 | 30300321213330 |
5 | 414310124112 |
6 | 33125514300 |
7 | 5210130666 |
oct | 1460714774 |
9 | 486851400 |
10 | 214145532 |
11 | aa974787 |
12 | 5b872990 |
13 | 3549aa43 |
14 | 20625536 |
15 | 13c007dc |
hex | cc399fc |
214145532 has 90 divisors (see below), whose sum is σ = 594946352. Its totient is φ = 67153536.
The previous prime is 214145531. The next prime is 214145539. The reversal of 214145532 is 235541412.
214145532 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×2141455323 (a number of 26 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 214145496 and 214145505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214145531) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 92493 + ... + 94779.
Almost surely, 2214145532 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 214145532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297473176).
214145532 is an abundant number, since it is smaller than the sum of its proper divisors (380800820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214145532 is a wasteful number, since it uses less digits than its factorization.
214145532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2337 (or 2309 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 214145532 is about 14633.7121742913. The cubic root of 214145532 is about 598.2779623723.
Adding to 214145532 its reverse (235541412), we get a palindrome (449686944).
The spelling of 214145532 in words is "two hundred fourteen million, one hundred forty-five thousand, five hundred thirty-two".
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