Base | Representation |
---|---|
bin | 100000110110110… |
… | …100110111001110 |
3 | 1102102021001112100 |
4 | 200312310313032 |
5 | 2112104240324 |
6 | 130411015530 |
7 | 16442330034 |
oct | 4066646716 |
9 | 1372231470 |
10 | 551243214 |
11 | 263187205 |
12 | 13473a5a6 |
13 | 8a287322 |
14 | 532d4554 |
15 | 335db4c9 |
hex | 20db4dce |
551243214 has 24 divisors (see below), whose sum is σ = 1213942392. Its totient is φ = 180735120.
The previous prime is 551243179. The next prime is 551243227. The reversal of 551243214 is 412342155.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 249924 + ... + 252119.
It is an arithmetic number, because the mean of its divisors is an integer number (50580933).
Almost surely, 2551243214 is an apocalyptic number.
551243214 is an abundant number, since it is smaller than the sum of its proper divisors (662699178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
551243214 is a wasteful number, since it uses less digits than its factorization.
551243214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502112 (or 502109 counting only the distinct ones).
The product of its digits is 4800, while the sum is 27.
The square root of 551243214 is about 23478.5692494240. The cubic root of 551243214 is about 819.9381343372.
Adding to 551243214 its reverse (412342155), we get a palindrome (963585369).
The spelling of 551243214 in words is "five hundred fifty-one million, two hundred forty-three thousand, two hundred fourteen".
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