Base | Representation |
---|---|
bin | 11001100100100… |
… | …00101100010110 |
3 | 112221121211122200 |
4 | 30302100230112 |
5 | 414403032131 |
6 | 33141305330 |
7 | 5213144514 |
oct | 1462205426 |
9 | 487554580 |
10 | 214502166 |
11 | 10009871a |
12 | 5ba05246 |
13 | 35594178 |
14 | 206b94b4 |
15 | 13c712e6 |
hex | cc90b16 |
214502166 has 12 divisors (see below), whose sum is σ = 464754732. Its totient is φ = 71500716.
The previous prime is 214502161. The next prime is 214502173. The reversal of 214502166 is 661205412.
It is a super-2 number, since 2×2145021662 = 92022358437383112, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (214502161) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5958376 + ... + 5958411.
It is an arithmetic number, because the mean of its divisors is an integer number (38729561).
Almost surely, 2214502166 is an apocalyptic number.
214502166 is an abundant number, since it is smaller than the sum of its proper divisors (250252566).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214502166 is a wasteful number, since it uses less digits than its factorization.
214502166 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11916795 (or 11916792 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 214502166 is about 14645.8924617109. The cubic root of 214502166 is about 598.6098985170.
Adding to 214502166 its reverse (661205412), we get a palindrome (875707578).
The spelling of 214502166 in words is "two hundred fourteen million, five hundred two thousand, one hundred sixty-six".
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