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13518480367 = 713031482127
BaseRepresentation
bin11001001011100001…
…11010001111101111
31021220010101221211001
430211300322033233
5210141212332432
610113231541131
7656000121130
oct144560721757
937803357731
1013518480367
115807914427
12275338a7a7
131375927612
14923571c87
15541c1a9e7
hex325c3a3ef

13518480367 has 8 divisors (see below), whose sum is σ = 15461559296. Its totient is φ = 11578368312.

The previous prime is 13518480347. The next prime is 13518480383. The reversal of 13518480367 is 76308481531.

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

It is not a de Polignac number, because 13518480367 - 215 = 13518447599 is a prime.

It is a super-2 number, since 2×135184803672 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13518480347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 731943 + ... + 750184.

It is an arithmetic number, because the mean of its divisors is an integer number (1932694912).

Almost surely, 213518480367 is an apocalyptic number.

13518480367 is a deficient number, since it is larger than the sum of its proper divisors (1943078929).

13518480367 is a wasteful number, since it uses less digits than its factorization.

13518480367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483437.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 13518480367 in words is "thirteen billion, five hundred eighteen million, four hundred eighty thousand, three hundred sixty-seven".

Divisors: 1 7 1303 9121 1482127 10374889 1931211481 13518480367