Base | Representation |
---|---|
bin | 11001100111001… |
… | …11011100111000 |
3 | 112222021220010020 |
4 | 30303213130320 |
5 | 420000420103 |
6 | 33153050440 |
7 | 5216154534 |
oct | 1463473470 |
9 | 488256106 |
10 | 214857528 |
11 | 100310706 |
12 | 5bb56a20 |
13 | 35689b42 |
14 | 2076cbc4 |
15 | 13ce1753 |
hex | cce7738 |
214857528 has 64 divisors (see below), whose sum is σ = 556830720. Its totient is φ = 69014400.
The previous prime is 214857521. The next prime is 214857547. The reversal of 214857528 is 825758412.
It is a self number, because there is not a number n which added to its sum of digits gives 214857528.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214857521) 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, 235393 + ... + 236303.
It is an arithmetic number, because the mean of its divisors is an integer number (8700480).
Almost surely, 2214857528 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 214857528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278415360).
214857528 is an abundant number, since it is smaller than the sum of its proper divisors (341973192).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214857528 is a wasteful number, since it uses less digits than its factorization.
214857528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1268 (or 1264 counting only the distinct ones).
The product of its digits is 179200, while the sum is 42.
The square root of 214857528 is about 14658.0192386284. The cubic root of 214857528 is about 598.9402849976.
The spelling of 214857528 in words is "two hundred fourteen million, eight hundred fifty-seven thousand, five hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •