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13255130005 = 513892399587
BaseRepresentation
bin11000101100001000…
…10011101110010101
31021012202212101000221
430112010103232111
5204121303130010
610031143234341
7646321513615
oct142604235625
937182771027
1013255130005
1156921a23a7
12269b1489b1
1313331bc3c0
148da5bca45
15528a4adda
hex316113b95

13255130005 has 32 divisors (see below), whose sum is σ = 17396467200. Its totient is φ = 9636920832.

The previous prime is 13255129981. The next prime is 13255130041. The reversal of 13255130005 is 50003155231.

It is a cyclic number.

It is not a de Polignac number, because 13255130005 - 29 = 13255129493 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1377822 + ... + 1387408.

It is an arithmetic number, because the mean of its divisors is an integer number (543639600).

Almost surely, 213255130005 is an apocalyptic number.

It is an amenable number.

13255130005 is a deficient number, since it is larger than the sum of its proper divisors (4141337195).

13255130005 is a wasteful number, since it uses less digits than its factorization.

13255130005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9933.

The product of its (nonzero) digits is 2250, while the sum is 25.

Adding to 13255130005 its reverse (50003155231), we get a palindrome (63258285236).

The spelling of 13255130005 in words is "thirteen billion, two hundred fifty-five million, one hundred thirty thousand, five".

Divisors: 1 5 13 65 89 239 445 1157 1195 3107 5785 9587 15535 21271 47935 106355 124631 276523 623155 853243 1382615 2291293 4266215 11092159 11456465 29786809 55460795 148934045 203925077 1019625385 2651026001 13255130005