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13003010051 = 55812329871
BaseRepresentation
bin11000001110000101…
…00011000000000011
31020120012110100110212
430013002203000003
5203112232310201
65550135344335
7640140522203
oct140702430003
936505410425
1013003010051
1155729509a9
12262a8220ab
1312c2bb6ab5
148b4d10403
15511848abb
hex3070a3003

13003010051 has 4 divisors (see below), whose sum is σ = 13005345504. Its totient is φ = 13000674600.

The previous prime is 13003010023. The next prime is 13003010057. The reversal of 13003010051 is 15001030031.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13003010051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13003010057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1159355 + ... + 1170516.

It is an arithmetic number, because the mean of its divisors is an integer number (3251336376).

Almost surely, 213003010051 is an apocalyptic number.

13003010051 is a deficient number, since it is larger than the sum of its proper divisors (2335453).

13003010051 is an equidigital number, since it uses as much as digits as its factorization.

13003010051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335452.

The product of its (nonzero) digits is 45, while the sum is 14.

Adding to 13003010051 its reverse (15001030031), we get a palindrome (28004040082).

The spelling of 13003010051 in words is "thirteen billion, three million, ten thousand, fifty-one".

Divisors: 1 5581 2329871 13003010051