Search a number
-
+
242356001 = 1912755579
BaseRepresentation
bin11100111001000…
…00111100100001
3121220000221221012
432130200330201
5444020343001
640014310305
76001664156
oct1634407441
9556027835
10242356001
11114892718
12691b8395
133b297324
142428a22d
15164242bb
hexe720f21

242356001 has 4 divisors (see below), whose sum is σ = 255111600. Its totient is φ = 229600404.

The previous prime is 242355983. The next prime is 242356003. The reversal of 242356001 is 100653242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 242356001 - 26 = 242355937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242356003) 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 3 ways as a sum of consecutive naturals, for example, 6377771 + ... + 6377808.

It is an arithmetic number, because the mean of its divisors is an integer number (63777900).

Almost surely, 2242356001 is an apocalyptic number.

It is an amenable number.

242356001 is a deficient number, since it is larger than the sum of its proper divisors (12755599).

242356001 is a wasteful number, since it uses less digits than its factorization.

242356001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12755598.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 242356001 is about 15567.7872865735. The cubic root of 242356001 is about 623.4733950530.

The spelling of 242356001 in words is "two hundred forty-two million, three hundred fifty-six thousand, one".

Divisors: 1 19 12755579 242356001