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13130542555 = 513202008347
BaseRepresentation
bin11000011101010010…
…00010110111011011
31020220002102200011221
430032221002313123
5203342404330210
610010533032511
7643246525114
oct141651026733
936802380157
1013130542555
115628937a69
122665485737
13131344a410
148c7c2b20b
1551cb3b1da
hex30ea42ddb

13130542555 has 8 divisors (see below), whose sum is σ = 16968701232. Its totient is φ = 9696400608.

The previous prime is 13130542547. The next prime is 13130542561. The reversal of 13130542555 is 55524503131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13130542555 - 23 = 13130542547 is a prime.

It is a super-2 number, since 2×131305425552 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13130542555.

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, 101004109 + ... + 101004238.

It is an arithmetic number, because the mean of its divisors is an integer number (2121087654).

Almost surely, 213130542555 is an apocalyptic number.

13130542555 is a deficient number, since it is larger than the sum of its proper divisors (3838158677).

13130542555 is a wasteful number, since it uses less digits than its factorization.

13130542555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202008365.

The product of its (nonzero) digits is 45000, while the sum is 34.

It can be divided in two parts, 1313054 and 2555, that added together give a square (1315609 = 11472).

The spelling of 13130542555 in words is "thirteen billion, one hundred thirty million, five hundred forty-two thousand, five hundred fifty-five".

Divisors: 1 5 13 65 202008347 1010041735 2626108511 13130542555