Search a number
-
+
80036000 = 25531117107
BaseRepresentation
bin1001100010101…
…00000010100000
312120121020202022
410301110002200
5130442123000
611535241012
71661203052
oct461240240
9176536668
1080036000
11411a6260
1222979168
13137738a5
14a8b58d2
15705e585
hex4c540a0

80036000 has 192 divisors, whose sum is σ = 229267584. Its totient is φ = 27136000.

The previous prime is 80035997. The next prime is 80036039. The reversal of 80036000 is 63008.

It is a happy number.

It is a super-2 number, since 2×800360002 = 12811522592000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 80036000.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 747947 + ... + 748053.

It is an arithmetic number, because the mean of its divisors is an integer number (1194102).

Almost surely, 280036000 is an apocalyptic number.

80036000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80036000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114633792).

80036000 is an abundant number, since it is smaller than the sum of its proper divisors (149231584).

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

80036000 is a wasteful number, since it uses less digits than its factorization.

80036000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160 (or 142 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 80036000 is about 8946.2841448280. The cubic root of 80036000 is about 430.9515613545.

Adding to 80036000 its reverse (63008), we get a palindrome (80099008).

The spelling of 80036000 in words is "eighty million, thirty-six thousand".