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13500343001 = 292593179533
BaseRepresentation
bin11001001001010111…
…01110001011011001
31021211212021111000202
430210223232023121
5210122041434001
610111343111545
7655360010405
oct144453561331
937755244022
1013500343001
1157a8656572
1227492a25b5
131371c46c52
14920db0105
1554033696b
hex324aee2d9

13500343001 has 8 divisors (see below), whose sum is σ = 13971335880. Its totient is φ = 13029714432.

The previous prime is 13500342953. The next prime is 13500343033. The reversal of 13500343001 is 10034300531.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 448422976 + 13051920025 = 21176^2 + 114245^2 .

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 13500343001 - 230 = 12426601177 is a prime.

It is a super-2 number, since 2×135003430012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13500363001) 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, 14570 + ... + 164963.

It is an arithmetic number, because the mean of its divisors is an integer number (1746416985).

Almost surely, 213500343001 is an apocalyptic number.

It is an amenable number.

13500343001 is a deficient number, since it is larger than the sum of its proper divisors (470992879).

13500343001 is a wasteful number, since it uses less digits than its factorization.

13500343001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182155.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 13500343001 its reverse (10034300531), we get a palindrome (23534643532).

The spelling of 13500343001 in words is "thirteen billion, five hundred million, three hundred forty-three thousand, one".

Divisors: 1 29 2593 75197 179533 5206457 465529069 13500343001