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135132103105 = 5971819291657
BaseRepresentation
bin111110111011010000…
…0000100000111000001
3110220210120220002120121
41331312200010013001
54203222304244410
6142025005540241
712522461632036
oct1756640040701
9426716802517
10135132103105
115234460515a
1222233574681
13c98720722c
14677cd1738d
1537ad6b19da
hex1f768041c1

135132103105 has 32 divisors (see below), whose sum is σ = 165012251040. Its totient is φ = 106221404160.

The previous prime is 135132103103. The next prime is 135132103121. The reversal of 135132103105 is 501301231531.

It can be written as a sum of positive squares in 16 ways, for example, as 121310103616 + 13821999489 = 348296^2 + 117567^2 .

It is not a de Polignac number, because 135132103105 - 21 = 135132103103 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135132103105.

It is not an unprimeable number, because it can be changed into a prime (135132103103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81551437 + ... + 81553093.

It is an arithmetic number, because the mean of its divisors is an integer number (5156632845).

Almost surely, 2135132103105 is an apocalyptic number.

It is an amenable number.

135132103105 is a deficient number, since it is larger than the sum of its proper divisors (29880147935).

135132103105 is a wasteful number, since it uses less digits than its factorization.

135132103105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869.

The product of its (nonzero) digits is 1350, while the sum is 25.

Adding to 135132103105 its reverse (501301231531), we get a palindrome (636433334636).

The spelling of 135132103105 in words is "one hundred thirty-five billion, one hundred thirty-two million, one hundred three thousand, one hundred five".

Divisors: 1 5 97 181 485 905 929 1657 4645 8285 17557 87785 90113 160729 168149 299917 450565 803645 840745 1499585 1539353 7696765 16310453 29091949 81552265 145459745 149317241 278622893 746586205 1393114465 27026420621 135132103105