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13001311393 = 71925144959
BaseRepresentation
bin11000001101111000…
…00100010010100001
31020120002021001100121
430012330010102201
5203111313431033
65550035120241
7640120215640
oct140674042241
936502231317
1013001311393
1155719a0754
12262a143081
1312c2740885
148b49cb357
1551161062d
hex306f044a1

13001311393 has 12 divisors (see below), whose sum is σ = 15681838080. Its totient is φ = 10557453816.

The previous prime is 13001311373. The next prime is 13001311441. The reversal of 13001311393 is 39311310031.

It is not a de Polignac number, because 13001311393 - 229 = 12464440481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13001311373) 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 11 ways as a sum of consecutive naturals, for example, 2569953 + ... + 2575006.

It is an arithmetic number, because the mean of its divisors is an integer number (1306819840).

Almost surely, 213001311393 is an apocalyptic number.

It is an amenable number.

13001311393 is a deficient number, since it is larger than the sum of its proper divisors (2680526687).

13001311393 is an equidigital number, since it uses as much as digits as its factorization.

13001311393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145004 (or 5144985 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 25.

The spelling of 13001311393 in words is "thirteen billion, one million, three hundred eleven thousand, three hundred ninety-three".

Divisors: 1 7 19 133 361 2527 5144959 36014713 97754221 684279547 1857330199 13001311393