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147534154868 = 22181203776457
BaseRepresentation
bin1000100101100110111…
…0001000110001110100
3112002210220112121021002
42021121232020301310
54404122220423433
6151435400542432
713442014424252
oct2113156106164
9462726477232
10147534154868
1157629203211
1224714a81a18
1310bb274b1b9
1471d80b15d2
153c8739d9e8
hex2259b88c74

147534154868 has 12 divisors (see below), whose sum is σ = 259611207492. Its totient is φ = 73359524160.

The previous prime is 147534154843. The next prime is 147534154903. The reversal of 147534154868 is 868451435741.

It can be written as a sum of positive squares in 2 ways, for example, as 12718877284 + 134815277584 = 112778^2 + 367172^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 101887505 + ... + 101888952.

It is an arithmetic number, because the mean of its divisors is an integer number (21634267291).

Almost surely, 2147534154868 is an apocalyptic number.

It is an amenable number.

147534154868 is a deficient number, since it is larger than the sum of its proper divisors (112077052624).

147534154868 is a wasteful number, since it uses less digits than its factorization.

147534154868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203776642 (or 203776640 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 56.

The spelling of 147534154868 in words is "one hundred forty-seven billion, five hundred thirty-four million, one hundred fifty-four thousand, eight hundred sixty-eight".

Divisors: 1 2 4 181 362 724 203776457 407552914 815105828 36883538717 73767077434 147534154868