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13001303311 = 2331163111869
BaseRepresentation
bin11000001101111000…
…00010010100001111
31020120002020122021021
430012330002110033
5203111313201221
65550035015011
7640120153243
oct140674022417
936502218237
1013001303311
115571995677
12262a13a467
1312c2739ca9
148b49c8423
1551160d041
hex306f0250f

13001303311 has 16 divisors (see below), whose sum is σ = 14090250240. Its totient is φ = 11960926560.

The previous prime is 13001303291. The next prime is 13001303317. The reversal of 13001303311 is 11330310031.

It is a cyclic number.

It is not a de Polignac number, because 13001303311 - 29 = 13001302799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001303317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60285 + ... + 172153.

It is an arithmetic number, because the mean of its divisors is an integer number (880640640).

Almost surely, 213001303311 is an apocalyptic number.

13001303311 is a deficient number, since it is larger than the sum of its proper divisors (1088946929).

13001303311 is a wasteful number, since it uses less digits than its factorization.

13001303311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112086.

The product of its (nonzero) digits is 81, while the sum is 16.

Adding to 13001303311 its reverse (11330310031), we get a palindrome (24331613342).

The spelling of 13001303311 in words is "thirteen billion, one million, three hundred three thousand, three hundred eleven".

Divisors: 1 23 31 163 713 3749 5053 111869 116219 2572987 3467939 18234647 79762597 419396881 565274057 13001303311