Base | Representation |
---|---|
bin | 1100000100100100… |
… | …1010100011110111 |
3 | 22100211101122022212 |
4 | 3001021022203313 |
5 | 23114020431424 |
6 | 1253313044035 |
7 | 143204663411 |
oct | 30111124367 |
9 | 8324348285 |
10 | 3240405239 |
11 | 1413140465 |
12 | 76525661b |
13 | 3c8447966 |
14 | 22a5059b1 |
15 | 13e73010e |
hex | c124a8f7 |
3240405239 has 2 divisors, whose sum is σ = 3240405240. Its totient is φ = 3240405238.
The previous prime is 3240405221. The next prime is 3240405349. The reversal of 3240405239 is 9325040423.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3240405239 is a prime.
It is a super-2 number, since 2×32404052392 = 21000452225877294242, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (3240705239) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1620202619 + 1620202620.
It is an arithmetic number, because the mean of its divisors is an integer number (1620202620).
Almost surely, 23240405239 is an apocalyptic number.
3240405239 is a deficient number, since it is larger than the sum of its proper divisors (1).
3240405239 is an equidigital number, since it uses as much as digits as its factorization.
3240405239 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 25920, while the sum is 32.
The square root of 3240405239 is about 56924.5574335014. The cubic root of 3240405239 is about 1479.7889337126.
The spelling of 3240405239 in words is "three billion, two hundred forty million, four hundred five thousand, two hundred thirty-nine".
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