Base | Representation |
---|---|
bin | 100100101100100… |
… | …1001101110100110 |
3 | 10011210222001111202 |
4 | 1021121021232212 |
5 | 10010210031324 |
6 | 322103402502 |
7 | 42341064002 |
oct | 11131115646 |
9 | 3153861452 |
10 | 1231330214 |
11 | 582065684 |
12 | 2a4453432 |
13 | 168143a7a |
14 | b9767702 |
15 | 731788ae |
hex | 49649ba6 |
1231330214 has 16 divisors (see below), whose sum is σ = 1857845616. Its totient is φ = 612057600.
The previous prime is 1231330187. The next prime is 1231330267. The reversal of 1231330214 is 4120331321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331214 + ... + 334910.
It is an arithmetic number, because the mean of its divisors is an integer number (116115351).
Almost surely, 21231330214 is an apocalyptic number.
1231330214 is a deficient number, since it is larger than the sum of its proper divisors (626515402).
1231330214 is a wasteful number, since it uses less digits than its factorization.
1231330214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4631.
The product of its (nonzero) digits is 432, while the sum is 20.
The square root of 1231330214 is about 35090.3151026035. The cubic root of 1231330214 is about 1071.8273761125.
Adding to 1231330214 its reverse (4120331321), we get a palindrome (5351661535).
The spelling of 1231330214 in words is "one billion, two hundred thirty-one million, three hundred thirty thousand, two hundred fourteen".
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