Search a number
-
+
80076800 = 213521723
BaseRepresentation
bin1001100010111…
…10000000000000
312120200022201102
410301132000000
5130444424200
611540153532
71661433026
oct461360000
9176608642
1080076800
1141223981
12229988a8
131378932b
14a8c6716
15706b6d5
hex4c5e000

80076800 has 168 divisors, whose sum is σ = 219401136. Its totient is φ = 28835840.

The previous prime is 80076797. The next prime is 80076809. The reversal of 80076800 is 867008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80076809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3481589 + ... + 3481611.

Almost surely, 280076800 is an apocalyptic number.

80076800 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 80076800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109700568).

80076800 is an abundant number, since it is smaller than the sum of its proper divisors (139324336).

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

80076800 is a wasteful number, since it uses less digits than its factorization.

80076800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 80076800 is about 8948.5641306301. The cubic root of 80076800 is about 431.0247777272.

The spelling of 80076800 in words is "eighty million, seventy-six thousand, eight hundred".