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52168308050 = 2521043366161
BaseRepresentation
bin110000100101011110…
…010011010101010010
311222122200212122002102
4300211132103111102
51323320041324200
635544335520402
73524531205365
oct604536232522
9158580778072
1052168308050
1120140716a81
12a13b089102
134bc5056241
14274c6bc0dc
151554e016d5
hexc25793552

52168308050 has 12 divisors (see below), whose sum is σ = 97033053066. Its totient is φ = 20867323200.

The previous prime is 52168308019. The next prime is 52168308083. The reversal of 52168308050 is 5080386125.

It can be written as a sum of positive squares in 3 ways, for example, as 37542550081 + 14625757969 = 193759^2 + 120937^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 52168307995 and 52168308013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 521683031 + ... + 521683130.

Almost surely, 252168308050 is an apocalyptic number.

52168308050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52168308050 is a deficient number, since it is larger than the sum of its proper divisors (44864745016).

52168308050 is a wasteful number, since it uses less digits than its factorization.

52168308050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043366173 (or 1043366168 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The spelling of 52168308050 in words is "fifty-two billion, one hundred sixty-eight million, three hundred eight thousand, fifty".

Divisors: 1 2 5 10 25 50 1043366161 2086732322 5216830805 10433661610 26084154025 52168308050