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8028030165 = 353179832633
BaseRepresentation
bin1110111101000001…
…00000010011010101
3202201111011012001120
413132200200103111
5112420133431130
63404340314153
7402641062521
oct73640402325
922644135046
108028030165
11344a682981
1216806a2959
139ac2a860c
145622c2d81
1531ebd5910
hex1de8204d5

8028030165 has 64 divisors (see below), whose sum is σ = 13593968640. Its totient is φ = 4040225280.

The previous prime is 8028030149. The next prime is 8028030167. The reversal of 8028030165 is 5610308208.

It is a happy number.

It is not a de Polignac number, because 8028030165 - 24 = 8028030149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8028030167) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3047689 + ... + 3050321.

It is an arithmetic number, because the mean of its divisors is an integer number (212405760).

Almost surely, 28028030165 is an apocalyptic number.

It is an amenable number.

8028030165 is a deficient number, since it is larger than the sum of its proper divisors (5565938475).

8028030165 is a wasteful number, since it uses less digits than its factorization.

8028030165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 8028030165 is about 89599.2754714010. The cubic root of 8028030165 is about 2002.3331242905. Note that the first 3 decimals are identical.

The spelling of 8028030165 in words is "eight billion, twenty-eight million, thirty thousand, one hundred sixty-five".

Divisors: 1 3 5 15 31 79 83 93 155 237 249 395 415 465 1185 1245 2449 2573 2633 6557 7347 7719 7899 12245 12865 13165 19671 32785 36735 38595 39495 81623 98355 203267 208007 218539 244869 408115 609801 624021 655617 1016335 1040035 1092695 1224345 3049005 3120105 3278085 6448217 6774709 17264581 19344651 20324127 32241085 33873545 51793743 86322905 96723255 101620635 258968715 535202011 1605606033 2676010055 8028030165