Base | Representation |
---|---|
bin | 11001100001110… |
… | …01000110101010 |
3 | 112220221121112010 |
4 | 30300321012222 |
5 | 414310042102 |
6 | 33125500350 |
7 | 5210121534 |
oct | 1460710652 |
9 | 486847463 |
10 | 214143402 |
11 | aa973120 |
12 | 5b8716b6 |
13 | 35499a95 |
14 | 20624854 |
15 | 13beed6c |
hex | cc391aa |
214143402 has 32 divisors (see below), whose sum is σ = 468423360. Its totient is φ = 64725120.
The previous prime is 214143361. The next prime is 214143427. The reversal of 214143402 is 204341412.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 23028 + ... + 30960.
It is an arithmetic number, because the mean of its divisors is an integer number (14638230).
Almost surely, 2214143402 is an apocalyptic number.
214143402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
214143402 is an abundant number, since it is smaller than the sum of its proper divisors (254279958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214143402 is a wasteful number, since it uses less digits than its factorization.
214143402 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8358.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 214143402 is about 14633.6393969511. The cubic root of 214143402 is about 598.2759787738.
Adding to 214143402 its reverse (204341412), we get a palindrome (418484814).
The spelling of 214143402 in words is "two hundred fourteen million, one hundred forty-three thousand, four hundred two".
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