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2855854080 = 21332561127
BaseRepresentation
bin1010101000111000…
…1110000000000000
321101000210102022100
42222032032000000
521322044312310
61151214510400
7130525234122
oct25216160000
97330712270
102855854080
111236067492
12678505400
133668850b1
141d1403212
1511aabdec0
hexaa38e000

2855854080 has 336 divisors, whose sum is σ = 10141208064. Its totient is φ = 743178240.

The previous prime is 2855854009. The next prime is 2855854121. The reversal of 2855854080 is 804585582.

2855854080 is a `hidden beast` number, since 28 + 5 + 5 + 8 + 540 + 80 = 666.

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, 22486977 + ... + 22487103.

Almost surely, 22855854080 is an apocalyptic number.

2855854080 is a gapful number since it is divisible by the number (20) 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 2855854080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5070604032).

2855854080 is an abundant number, since it is smaller than the sum of its proper divisors (7285353984).

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

2855854080 is a wasteful number, since it uses less digits than its factorization.

2855854080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 45.

The square root of 2855854080 is about 53440.1916164229. The cubic root of 2855854080 is about 1418.7700253211.

The spelling of 2855854080 in words is "two billion, eight hundred fifty-five million, eight hundred fifty-four thousand, eighty".