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16248048089 = 713257694747
BaseRepresentation
bin11110010000111010…
…11000100111011001
31112221100120100210212
433020131120213121
5231234000014324
611244140020505
71113433062410
oct171035304731
945840510725
1016248048089
116988666019
123195531735
1316bc294350
14b01ca0477
1565169170e
hex3c87589d9

16248048089 has 16 divisors (see below), whose sum is σ = 20075438208. Its totient is φ = 12805558272.

The previous prime is 16248048059. The next prime is 16248048107. The reversal of 16248048089 is 98084084261.

It is a de Polignac number, because none of the positive numbers 2k-16248048089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16248048059) 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, 323987 + ... + 370760.

It is an arithmetic number, because the mean of its divisors is an integer number (1254714888).

Almost surely, 216248048089 is an apocalyptic number.

It is an amenable number.

16248048089 is a deficient number, since it is larger than the sum of its proper divisors (3827390119).

16248048089 is a wasteful number, since it uses less digits than its factorization.

16248048089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695024.

The product of its (nonzero) digits is 884736, while the sum is 50.

The spelling of 16248048089 in words is "sixteen billion, two hundred forty-eight million, forty-eight thousand, eighty-nine".

Divisors: 1 7 13 91 257 1799 3341 23387 694747 4863229 9031711 63221977 178549979 1249849853 2321149727 16248048089