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13003000131 = 3112267713381
BaseRepresentation
bin11000001110000101…
…00000100101000011
31020120012102211212110
430013002200211003
5203112232001011
65550135230403
7640140451242
oct140702404503
936505384773
1013003000131
115572944500
12262a818403
1312c2bb2424
148b4d0a959
15511845ba6
hex3070a0943

13003000131 has 24 divisors (see below), whose sum is σ = 19065281872. Its totient is φ = 7877073600.

The previous prime is 13003000121. The next prime is 13003000139. The reversal of 13003000131 is 13100030031.

It is not a de Polignac number, because 13003000131 - 230 = 11929258307 is a prime.

It is a super-2 number, since 2×130030001312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13003000139) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 965061 + ... + 978441.

Almost surely, 213003000131 is an apocalyptic number.

13003000131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13003000131 is a deficient number, since it is larger than the sum of its proper divisors (6062281741).

13003000131 is a wasteful number, since it uses less digits than its factorization.

13003000131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16083 (or 16072 counting only the distinct ones).

The product of its (nonzero) digits is 27, while the sum is 12.

Adding to 13003000131 its reverse (13100030031), we get a palindrome (26103030162).

The spelling of 13003000131 in words is "thirteen billion, three million, one hundred thirty-one", and thus it is an aban number.

Divisors: 1 3 11 33 121 363 2677 8031 13381 29447 40143 88341 147191 323917 441573 971751 1619101 4857303 35820937 107462811 394030307 1182090921 4334333377 13003000131