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4578006880 = 25528612543
BaseRepresentation
bin1000100001101111…
…01101011101100000
3102211001022211211101
410100313231131200
533333432210010
62034134324144
7221306262556
oct42067553540
912731284741
104578006880
111a3a190367
12a791b9654
1357c5b9915
14316013bd6
151bbd9b73a
hex110ded760

4578006880 has 24 divisors (see below), whose sum is σ = 10815541632. Its totient is φ = 1831202688.

The previous prime is 4578006863. The next prime is 4578006919. The reversal of 4578006880 is 886008754.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 4578006880.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14306112 + ... + 14306431.

It is an arithmetic number, because the mean of its divisors is an integer number (450647568).

Almost surely, 24578006880 is an apocalyptic number.

4578006880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4578006880 is an abundant number, since it is smaller than the sum of its proper divisors (6237534752).

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

4578006880 is a wasteful number, since it uses less digits than its factorization.

4578006880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28612558 (or 28612550 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 46.

The square root of 4578006880 is about 67660.9701378867. The cubic root of 4578006880 is about 1660.4487682021.

The spelling of 4578006880 in words is "four billion, five hundred seventy-eight million, six thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 160 28612543 57225086 114450172 143062715 228900344 286125430 457800688 572250860 915601376 1144501720 2289003440 4578006880