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20080673468 = 2272712795399
BaseRepresentation
bin10010101100111001…
…101100001010111100
31220211110022220102222
4102230321230022330
5312111123022333
613120330304512
71310421623342
oct225471541274
956743286388
1020080673468
118575020209
123a84b88138
131b8031270b
14d86cc5992
157c7da4298
hex4ace6c2bc

20080673468 has 24 divisors (see below), whose sum is σ = 35223552000. Its totient is φ = 10016831088.

The previous prime is 20080673419. The next prime is 20080673471. The reversal of 20080673468 is 86437608002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3716633 + ... + 3722031.

It is an arithmetic number, because the mean of its divisors is an integer number (1467648000).

Almost surely, 220080673468 is an apocalyptic number.

It is an amenable number.

20080673468 is a deficient number, since it is larger than the sum of its proper divisors (15142878532).

20080673468 is a wasteful number, since it uses less digits than its factorization.

20080673468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7409 (or 7407 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 20080673468 in words is "twenty billion, eighty million, six hundred seventy-three thousand, four hundred sixty-eight".

Divisors: 1 2 4 727 1279 1454 2558 2908 5116 5399 10798 21596 929833 1859666 3719332 3925073 6905321 7850146 13810642 15700292 27621284 5020168367 10040336734 20080673468