Search a number
-
+
442304029 is a prime number
BaseRepresentation
bin11010010111010…
…000011000011101
31010211021101001201
4122113100120131
51401212212104
6111520035501
713650344056
oct3227203035
91124241051
10442304029
1120773a622
12104162b91
1370833a7b
1442a5772d
1528c6d0a4
hex1a5d061d

442304029 has 2 divisors, whose sum is σ = 442304030. Its totient is φ = 442304028.

The previous prime is 442304003. The next prime is 442304033. The reversal of 442304029 is 920403244.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237098404 + 205205625 = 15398^2 + 14325^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-442304029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 442303988 and 442304006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442304069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221152014 + 221152015.

It is an arithmetic number, because the mean of its divisors is an integer number (221152015).

Almost surely, 2442304029 is an apocalyptic number.

It is an amenable number.

442304029 is a deficient number, since it is larger than the sum of its proper divisors (1).

442304029 is an equidigital number, since it uses as much as digits as its factorization.

442304029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 442304029 is about 21031.0253910740. The cubic root of 442304029 is about 761.9157744297.

The spelling of 442304029 in words is "four hundred forty-two million, three hundred four thousand, twenty-nine".