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328798080 = 27325134391
BaseRepresentation
bin10011100110010…
…000111110000000
3211220200200011200
4103212100332000
51133133014310
652343141200
711101510662
oct2346207600
9756620150
10328798080
11159663956
1292144800
13531719a0
143194c532
151dceb9c0
hex13990f80

328798080 has 192 divisors, whose sum is σ = 1222996320. Its totient is φ = 80916480.

The previous prime is 328798033. The next prime is 328798111. The reversal of 328798080 is 80897823.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72685 + ... + 77075.

Almost surely, 2328798080 is an apocalyptic number.

328798080 is a gapful number since it is divisible by the number (30) 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 328798080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (611498160).

328798080 is an abundant number, since it is smaller than the sum of its proper divisors (894198240).

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

328798080 is a wasteful number, since it uses less digits than its factorization.

328798080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4429 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The square root of 328798080 is about 18132.7901879440. The cubic root of 328798080 is about 690.2023351165.

The spelling of 328798080 in words is "three hundred twenty-eight million, seven hundred ninety-eight thousand, eighty".