Base | Representation |
---|---|
bin | 100111010101111… |
… | …1100110101001111 |
3 | 10102000002021101220 |
4 | 1032223330311033 |
5 | 10200424103312 |
6 | 334555134423 |
7 | 44500016634 |
oct | 11653746517 |
9 | 3360067356 |
10 | 1320144207 |
11 | 618206978 |
12 | 30a144413 |
13 | 18066bc25 |
14 | c748618b |
15 | 7ad6dc8c |
hex | 4eafcd4f |
1320144207 has 16 divisors (see below), whose sum is σ = 1817975808. Its totient is φ = 851235840.
The previous prime is 1320144157. The next prime is 1320144211. The reversal of 1320144207 is 7024410231.
It is a happy number.
It is not a de Polignac number, because 1320144207 - 216 = 1320078671 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1320144107) 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, 261903 + ... + 266895.
It is an arithmetic number, because the mean of its divisors is an integer number (113623488).
Almost surely, 21320144207 is an apocalyptic number.
1320144207 is a deficient number, since it is larger than the sum of its proper divisors (497831601).
1320144207 is a wasteful number, since it uses less digits than its factorization.
1320144207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7870.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 1320144207 is about 36333.7887784910. The cubic root of 1320144207 is about 1097.0012558753.
Adding to 1320144207 its reverse (7024410231), we get a palindrome (8344554438).
The spelling of 1320144207 in words is "one billion, three hundred twenty million, one hundred forty-four thousand, two hundred seven".
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