Search a number
-
+
80795160 = 233252971109
BaseRepresentation
bin1001101000011…
…01011000011000
312122000211010100
410310031120120
5131140421120
612003415400
72000514255
oct464153030
9178024110
1080795160
1141674666
1223084560
131397b2b4
14aa3242c
15715e490
hex4d0d618

80795160 has 192 divisors, whose sum is σ = 277992000. Its totient is φ = 20321280.

The previous prime is 80795149. The next prime is 80795173. The reversal of 80795160 is 6159708.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741186 + ... + 741294.

It is an arithmetic number, because the mean of its divisors is an integer number (1447875).

Almost surely, 280795160 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80795160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138996000).

80795160 is an abundant number, since it is smaller than the sum of its proper divisors (197196840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80795160 is a wasteful number, since it uses less digits than its factorization.

80795160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The square root of 80795160 is about 8988.6127961994. The cubic root of 80795160 is about 432.3098343153.

The spelling of 80795160 in words is "eighty million, seven hundred ninety-five thousand, one hundred sixty".