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13201012210 = 251777653013
BaseRepresentation
bin11000100101101011…
…10111010111110010
31021002000000220101011
430102311313113302
5204013424342320
610021531301134
7645063516031
oct142265672762
937060026334
1013201012210
115664699951
122684baa7aa
131324c21939
148d3332718
15523e0b05a
hex312d775f2

13201012210 has 16 divisors (see below), whose sum is σ = 25159576536. Its totient is φ = 4969792768.

The previous prime is 13201012199. The next prime is 13201012241. The reversal of 13201012210 is 1221010231.

It can be written as a sum of positive squares in 4 ways, for example, as 12206051361 + 994960849 = 110481^2 + 31543^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38826337 + ... + 38826676.

Almost surely, 213201012210 is an apocalyptic number.

13201012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13201012210 is a deficient number, since it is larger than the sum of its proper divisors (11958564326).

13201012210 is a wasteful number, since it uses less digits than its factorization.

13201012210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77653037.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 13201012210 its reverse (1221010231), we get a palindrome (14422022441).

The spelling of 13201012210 in words is "thirteen billion, two hundred one million, twelve thousand, two hundred ten".

Divisors: 1 2 5 10 17 34 85 170 77653013 155306026 388265065 776530130 1320101221 2640202442 6600506105 13201012210