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16040867912 = 233164680919
BaseRepresentation
bin11101111000001110…
…00011100001001000
31112101220201112000222
432330013003201020
5230322430233122
611211415245212
71105336061516
oct167407034110
945356645028
1016040867912
116891719533
123138079808
131688394b24
14ac256d4b6
1563d3b9b42
hex3bc1c3848

16040867912 has 16 divisors (see below), whose sum is σ = 31046841600. Its totient is φ = 7761710160.

The previous prime is 16040867893. The next prime is 16040867917. The reversal of 16040867912 is 21976804061.

It is not an unprimeable number, because it can be changed into a prime (16040867917) 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, 32340212 + ... + 32340707.

It is an arithmetic number, because the mean of its divisors is an integer number (1940427600).

Almost surely, 216040867912 is an apocalyptic number.

It is an amenable number.

16040867912 is a deficient number, since it is larger than the sum of its proper divisors (15005973688).

16040867912 is a wasteful number, since it uses less digits than its factorization.

16040867912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64680956 (or 64680952 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 16040867912 in words is "sixteen billion, forty million, eight hundred sixty-seven thousand, nine hundred twelve".

Divisors: 1 2 4 8 31 62 124 248 64680919 129361838 258723676 517447352 2005108489 4010216978 8020433956 16040867912