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13892280659 = 53262118503
BaseRepresentation
bin11001111000000101…
…10110000101010011
31022212011202222102022
430330002312011103
5211422410440114
610214303442055
71001156302655
oct147402660523
938764688368
1013892280659
115989915094
1228385b632b
1314051c491a
1495b0766d5
1556495648e
hex33c0b6153

13892280659 has 4 divisors (see below), whose sum is σ = 14154399216. Its totient is φ = 13630162104.

The previous prime is 13892280641. The next prime is 13892280671. The reversal of 13892280659 is 95608229831.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13892280659 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53), and also a Moran number because the ratio is a prime number: 262118503 = 13892280659 / (1 + 3 + 8 + 9 + 2 + 2 + 8 + 0 + 6 + 5 + 9).

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 13892280659.

It is not an unprimeable number, because it can be changed into a prime (13892280629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131059199 + ... + 131059304.

It is an arithmetic number, because the mean of its divisors is an integer number (3538599804).

Almost surely, 213892280659 is an apocalyptic number.

13892280659 is a deficient number, since it is larger than the sum of its proper divisors (262118557).

13892280659 is an equidigital number, since it uses as much as digits as its factorization.

13892280659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262118556.

The product of its (nonzero) digits is 1866240, while the sum is 53.

The spelling of 13892280659 in words is "thirteen billion, eight hundred ninety-two million, two hundred eighty thousand, six hundred fifty-nine".

Divisors: 1 53 262118503 13892280659