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242344033 = 616136481
BaseRepresentation
bin11100111000111…
…10000001100001
3121220000100111221
432130132001201
5444020002113
640014135041
76001614241
oct1634360141
9556010457
10242344033
11114884728
12691b1481
133b291a49
1424285b21
151642098d
hexe71e061

242344033 has 8 divisors (see below), whose sum is σ = 246756776. Its totient is φ = 237945600.

The previous prime is 242344021. The next prime is 242344073. The reversal of 242344033 is 330443242.

It can be written as a sum of positive squares in 4 ways, for example, as 12544 + 242331489 = 112^2 + 15567^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 242344033 - 217 = 242212961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242343989 and 242344007.

It is not an unprimeable number, because it can be changed into a prime (242344073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34153 + ... + 40633.

It is an arithmetic number, because the mean of its divisors is an integer number (30844597).

Almost surely, 2242344033 is an apocalyptic number.

It is an amenable number.

242344033 is a deficient number, since it is larger than the sum of its proper divisors (4412743).

242344033 is an equidigital number, since it uses as much as digits as its factorization.

242344033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7155.

The product of its (nonzero) digits is 6912, while the sum is 25.

The square root of 242344033 is about 15567.4028983643. The cubic root of 242344033 is about 623.4631321170.

Adding to 242344033 its reverse (330443242), we get a palindrome (572787275).

The spelling of 242344033 in words is "two hundred forty-two million, three hundred forty-four thousand, thirty-three".

Divisors: 1 61 613 6481 37393 395341 3972853 242344033