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13248502337 = 7109148711677
BaseRepresentation
bin11000101011010110…
…00001101001000001
31021012022101122120202
430111223001221001
5204113104033322
610030345214545
7646211261150
oct142553015101
937168348522
1013248502337
115689485994
122698a91455
131331a0b7c5
148d9775597
1552818c292
hex315ac1a41

13248502337 has 16 divisors (see below), whose sum is σ = 15291640320. Its totient is φ = 11243147328.

The previous prime is 13248502331. The next prime is 13248502369. The reversal of 13248502337 is 73320584231.

It is a happy number.

It is not a de Polignac number, because 13248502337 - 24 = 13248502321 is a prime.

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 13248502337.

It is not an unprimeable number, because it can be changed into a prime (13248502331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1128743 + ... + 1140419.

It is an arithmetic number, because the mean of its divisors is an integer number (955727520).

Almost surely, 213248502337 is an apocalyptic number.

It is an amenable number.

13248502337 is a deficient number, since it is larger than the sum of its proper divisors (2043137983).

13248502337 is a wasteful number, since it uses less digits than its factorization.

13248502337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13280.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 13248502337 in words is "thirteen billion, two hundred forty-eight million, five hundred two thousand, three hundred thirty-seven".

Divisors: 1 7 109 763 1487 10409 11677 81739 162083 1134581 1272793 8909551 17363699 121545893 1892643191 13248502337