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43290004812 = 22313127538171
BaseRepresentation
bin101000010100010010…
…010000110101001100
311010201221210002122120
4220110102100311030
51202124220123222
631515343012540
73061523653365
oct502422206514
9133657702576
1043290004812
11173a509638a
12848189a150
13410b875282
142149504b6c
1511d576315c
hexa14490d4c

43290004812 has 24 divisors (see below), whose sum is σ = 101781083712. Its totient is φ = 14319848400.

The previous prime is 43290004781. The next prime is 43290004819. The reversal of 43290004812 is 21840009234.

It is not an unprimeable number, because it can be changed into a prime (43290004819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13767514 + ... + 13770657.

It is an arithmetic number, because the mean of its divisors is an integer number (4240878488).

Almost surely, 243290004812 is an apocalyptic number.

It is an amenable number.

43290004812 is an abundant number, since it is smaller than the sum of its proper divisors (58491078900).

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

43290004812 is a wasteful number, since it uses less digits than its factorization.

43290004812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27538309 (or 27538307 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 43290004812 in words is "forty-three billion, two hundred ninety million, four thousand, eight hundred twelve".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 27538171 55076342 82614513 110152684 165229026 330458052 3607500401 7215000802 10822501203 14430001604 21645002406 43290004812