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10242045001 = 12503819167
BaseRepresentation
bin10011000100111100…
…10011010001001001
3222102210012210110001
421202132103101021
5131433430420001
64412150323001
7511543642336
oct114236232111
928383183401
1010242045001
114386405001
121b9a059461
13c72ba6076
146d236b98d
153ee270001
hex262793449

10242045001 has 4 divisors (see below), whose sum is σ = 10242876672. Its totient is φ = 10241213332.

The previous prime is 10242044971. The next prime is 10242045013. The reversal of 10242045001 is 10054024201.

10242045001 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 10242045001 - 29 = 10242044489 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10242045001.

It is not an unprimeable number, because it can be changed into a prime (10242045901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397081 + ... + 422086.

It is an arithmetic number, because the mean of its divisors is an integer number (2560719168).

Almost surely, 210242045001 is an apocalyptic number.

It is an amenable number.

10242045001 is a deficient number, since it is larger than the sum of its proper divisors (831671).

10242045001 is an equidigital number, since it uses as much as digits as its factorization.

10242045001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 831670.

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 10242045001 its reverse (10054024201), we get a palindrome (20296069202).

The spelling of 10242045001 in words is "ten billion, two hundred forty-two million, forty-five thousand, one".

Divisors: 1 12503 819167 10242045001