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385130347484 = 22163590690717
BaseRepresentation
bin1011001101010111000…
…11101011101111011100
31100211002101200202102212
411212223203223233130
522302221332104414
6452532035535552
736552613640261
oct5465343535734
91324071622385
10385130347484
1113937304a383
126278345a5b8
132a418accc9c
14148d73cd268
15a04128083e
hex59ab8ebbdc

385130347484 has 12 divisors (see below), whose sum is σ = 678112944264. Its totient is φ = 191383791984.

The previous prime is 385130347477. The next prime is 385130347489. The reversal of 385130347484 is 484743031583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (385130347489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295344707 + ... + 295346010.

It is an arithmetic number, because the mean of its divisors is an integer number (56509412022).

Almost surely, 2385130347484 is an apocalyptic number.

It is an amenable number.

385130347484 is a deficient number, since it is larger than the sum of its proper divisors (292982596780).

385130347484 is a wasteful number, since it uses less digits than its factorization.

385130347484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590690884 (or 590690882 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 50.

The spelling of 385130347484 in words is "three hundred eighty-five billion, one hundred thirty million, three hundred forty-seven thousand, four hundred eighty-four".

Divisors: 1 2 4 163 326 652 590690717 1181381434 2362762868 96282586871 192565173742 385130347484