Search a number
-
+
80383730702 = 21119318931637
BaseRepresentation
bin100101011011100111…
…1100110010000001110
321200111002011121120012
41022313033212100032
52304111213340302
6100532222153222
75543661303002
oct1126717462016
9250432147505
1080383730702
11310aa57a6a0
12136b4422812
13777079b0c2
143c67b06702
15215701ba52
hex12b73e640e

80383730702 has 16 divisors (see below), whose sum is σ = 132218559792. Its totient is φ = 36348741120.

The previous prime is 80383730663. The next prime is 80383730717. The reversal of 80383730702 is 20703738308.

It is a self number, because there is not a number n which added to its sum of digits gives 80383730702.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 9461573 + ... + 9470064.

It is an arithmetic number, because the mean of its divisors is an integer number (8263659987).

Almost surely, 280383730702 is an apocalyptic number.

80383730702 is a deficient number, since it is larger than the sum of its proper divisors (51834829090).

80383730702 is a wasteful number, since it uses less digits than its factorization.

80383730702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18931843.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 80383730702 in words is "eighty billion, three hundred eighty-three million, seven hundred thirty thousand, seven hundred two".

Divisors: 1 2 11 22 193 386 2123 4246 18931637 37863274 208248007 416496014 3653805941 7307611882 40191865351 80383730702