Search a number
-
+
80087233165 = 5192588932563
BaseRepresentation
bin100101010010110010…
…0100011001010001101
321122201102020222101221
41022211210203022031
52303004312430130
6100442551203341
75533431151462
oct1124544431215
9248642228357
1080087233165
1130a68178705
1213631076551
137724228584
143c3a5a5669
15213aea087a
hex12a592328d

80087233165 has 16 divisors (see below), whose sum is σ = 101169835200. Its totient is φ = 60693484032.

The previous prime is 80087233157. The next prime is 80087233169. The reversal of 80087233165 is 56133278008.

It is a cyclic number.

It is not a de Polignac number, because 80087233165 - 23 = 80087233157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80087233169) 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, 2443174 + ... + 2475736.

It is an arithmetic number, because the mean of its divisors is an integer number (6323114700).

Almost surely, 280087233165 is an apocalyptic number.

It is an amenable number.

80087233165 is a deficient number, since it is larger than the sum of its proper divisors (21082602035).

80087233165 is a wasteful number, since it uses less digits than its factorization.

80087233165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58476.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 80087233165 in words is "eighty billion, eighty-seven million, two hundred thirty-three thousand, one hundred sixty-five".

Divisors: 1 5 19 95 25889 32563 129445 162815 491891 618697 2459455 3093485 843023507 4215117535 16017446633 80087233165