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13015650541 = 191315229269
BaseRepresentation
bin11000001111100101…
…10001000011101101
31020121002020112222011
430013302301003231
5203124001304131
65551310321221
7640353130015
oct140762610355
936532215864
1013015650541
115579aa4993
122632ab9211
1312c56c148a
148b6880c45
155129e40b1
hex307cb10ed

13015650541 has 8 divisors (see below), whose sum is σ = 13805272800. Its totient is φ = 12236487120.

The previous prime is 13015650539. The next prime is 13015650569. The reversal of 13015650541 is 14505651031.

It is a happy number.

13015650541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13015650541 - 21 = 13015650539 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13015650841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2612146 + ... + 2617123.

It is an arithmetic number, because the mean of its divisors is an integer number (1725659100).

Almost surely, 213015650541 is an apocalyptic number.

It is an amenable number.

13015650541 is a deficient number, since it is larger than the sum of its proper divisors (789622259).

13015650541 is a wasteful number, since it uses less digits than its factorization.

13015650541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5229419.

The product of its (nonzero) digits is 9000, while the sum is 31.

The spelling of 13015650541 in words is "thirteen billion, fifteen million, six hundred fifty thousand, five hundred forty-one".

Divisors: 1 19 131 2489 5229269 99356111 685034239 13015650541