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16056006502 = 28028003251
BaseRepresentation
bin11101111010000001…
…10011011101100110
31112102222012122021111
432331000303131212
5230340314202002
611213115535234
71105611542404
oct167500633546
945388178244
1016056006502
11689a219368
12314115a51a
13168b565583
14ac4590474
1563e8aa3d7
hex3bd033766

16056006502 has 4 divisors (see below), whose sum is σ = 24084009756. Its totient is φ = 8028003250.

The previous prime is 16056006469. The next prime is 16056006503. The reversal of 16056006502 is 20560065061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20560065061 = 59348475679.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056006503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4014001624 + ... + 4014001627.

It is an arithmetic number, because the mean of its divisors is an integer number (6021002439).

Almost surely, 216056006502 is an apocalyptic number.

16056006502 is a deficient number, since it is larger than the sum of its proper divisors (8028003254).

16056006502 is an equidigital number, since it uses as much as digits as its factorization.

16056006502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8028003253.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 16056006502 in words is "sixteen billion, fifty-six million, six thousand, five hundred two".

Divisors: 1 2 8028003251 16056006502