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13003102001 = 17764888353
BaseRepresentation
bin11000001110000101…
…11001011100110001
31020120012122000121102
430013002321130301
5203112243231001
65550141334145
7640141354241
oct140702713461
936505560542
1013003102001
115572a03a9a
12262a867355
1312c2c198c6
148b4d35b21
15511865e6b
hex3070b9731

13003102001 has 4 divisors (see below), whose sum is σ = 13767990372. Its totient is φ = 12238213632.

The previous prime is 13003101997. The next prime is 13003102019. The reversal of 13003102001 is 10020130031.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5157394225 + 7845707776 = 71815^2 + 88576^2 .

It is a cyclic number.

It is not a de Polignac number, because 13003102001 - 22 = 13003101997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13003102081) 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, 382444160 + ... + 382444193.

It is an arithmetic number, because the mean of its divisors is an integer number (3441997593).

Almost surely, 213003102001 is an apocalyptic number.

It is an amenable number.

13003102001 is a deficient number, since it is larger than the sum of its proper divisors (764888371).

13003102001 is an equidigital number, since it uses as much as digits as its factorization.

13003102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764888370.

The product of its (nonzero) digits is 18, while the sum is 11.

Adding to 13003102001 its reverse (10020130031), we get a palindrome (23023232032).

The spelling of 13003102001 in words is "thirteen billion, three million, one hundred two thousand, one".

Divisors: 1 17 764888353 13003102001