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2728000550 = 252114960001
BaseRepresentation
bin1010001010011001…
…1111110000100110
321001010012210020102
42202212133300212
521041332004200
61130410304102
7124413423242
oct24246376046
97033183212
102728000550
11117a981210
12641728032
1334623b612
141bc441422
1510e7666d5
hexa299fc26

2728000550 has 24 divisors (see below), whose sum is σ = 5535362232. Its totient is φ = 992000000.

The previous prime is 2728000543. The next prime is 2728000567. The reversal of 2728000550 is 550008272.

2728000550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2479451 + ... + 2480550.

It is an arithmetic number, because the mean of its divisors is an integer number (230640093).

Almost surely, 22728000550 is an apocalyptic number.

2728000550 is an abundant number, since it is smaller than the sum of its proper divisors (2807361682).

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

2728000550 is a wasteful number, since it uses less digits than its factorization.

2728000550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960024 (or 4960019 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 2728000550 is about 52230.2646939492. The cubic root of 2728000550 is about 1397.2736994664.

The spelling of 2728000550 in words is "two billion, seven hundred twenty-eight million, five hundred fifty", and thus it is an aban number.

Divisors: 1 2 5 10 11 22 25 50 55 110 275 550 4960001 9920002 24800005 49600010 54560011 109120022 124000025 248000050 272800055 545600110 1364000275 2728000550