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13052104305 = 3571103111887
BaseRepresentation
bin11000010011111011…
…10100111001110001
31020200121211121010120
430021331310321301
5203212314314210
65555051520453
7641305025142
oct141175647161
936617747116
1013052104305
115598633169
122643159129
131300115b56
148bb64dac9
15515ce5270
hex309f74e71

13052104305 has 32 divisors (see below), whose sum is σ = 21199822848. Its totient is φ = 6855844800.

The previous prime is 13052104279. The next prime is 13052104343. The reversal of 13052104305 is 50340125031.

It is not a de Polignac number, because 13052104305 - 28 = 13052104049 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1092072 + ... + 1103958.

It is an arithmetic number, because the mean of its divisors is an integer number (662494464).

Almost surely, 213052104305 is an apocalyptic number.

13052104305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13052104305 is a deficient number, since it is larger than the sum of its proper divisors (8147718543).

13052104305 is a wasteful number, since it uses less digits than its factorization.

13052104305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12997.

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 13052104305 its reverse (50340125031), we get a palindrome (63392229336).

The spelling of 13052104305 in words is "thirteen billion, fifty-two million, one hundred four thousand, three hundred five".

Divisors: 1 3 5 15 71 213 355 1031 1065 3093 5155 11887 15465 35661 59435 73201 178305 219603 366005 843977 1098015 2531931 4219885 12255497 12659655 36766491 61277485 183832455 870140287 2610420861 4350701435 13052104305