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13030283161 = 729173337039
BaseRepresentation
bin11000010001010101…
…00101011110011001
31020122002202222011001
430020222211132121
5203141223030121
65552552105001
7640621402510
oct141052453631
936562688131
1013030283161
115587289665
122637995161
1312c874582c
148b87ad677
15513e34991
hex308aa5799

13030283161 has 16 divisors (see below), whose sum is σ = 15414566400. Its totient is φ = 10777169088.

The previous prime is 13030283143. The next prime is 13030283177. The reversal of 13030283161 is 16138203031.

It is not a de Polignac number, because 13030283161 - 27 = 13030283033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13030281161) 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, 333280 + ... + 370318.

It is an arithmetic number, because the mean of its divisors is an integer number (963410400).

Almost surely, 213030283161 is an apocalyptic number.

It is an amenable number.

13030283161 is a deficient number, since it is larger than the sum of its proper divisors (2384283239).

13030283161 is a wasteful number, since it uses less digits than its factorization.

13030283161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38808.

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 13030283161 its reverse (16138203031), we get a palindrome (29168486192).

The spelling of 13030283161 in words is "thirteen billion, thirty million, two hundred eighty-three thousand, one hundred sixty-one".

Divisors: 1 7 29 203 1733 12131 37039 50257 259273 351799 1074131 7518917 64188587 449320109 1861469023 13030283161