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1116788601 = 31516313907
BaseRepresentation
bin100001010010000…
…1101011101111001
32212211102201221210
41002210031131321
54241344213401
6302452353333
736450355305
oct10244153571
92784381853
101116788601
11523441895
12272015849
1314a4ab476
14a846cd05
15680a04d6
hex4290d779

1116788601 has 16 divisors (see below), whose sum is σ = 1501672448. Its totient is φ = 738234000.

The previous prime is 1116788581. The next prime is 1116788611. The reversal of 1116788601 is 1068876111.

It is not a de Polignac number, because 1116788601 - 27 = 1116788473 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 1116788601.

It is not an unprimeable number, because it can be changed into a prime (1116788611) 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, 283890 + ... + 287796.

It is an arithmetic number, because the mean of its divisors is an integer number (93854528).

Almost surely, 21116788601 is an apocalyptic number.

It is an amenable number.

1116788601 is a deficient number, since it is larger than the sum of its proper divisors (384883847).

1116788601 is a wasteful number, since it uses less digits than its factorization.

1116788601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4692.

The product of its (nonzero) digits is 16128, while the sum is 39.

The square root of 1116788601 is about 33418.3871693414. The cubic root of 1116788601 is about 1037.5053005197.

The spelling of 1116788601 in words is "one billion, one hundred sixteen million, seven hundred eighty-eight thousand, six hundred one".

Divisors: 1 3 151 453 631 1893 3907 11721 95281 285843 589957 1769871 2465317 7395951 372262867 1116788601