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43028062087 = 612633267899
BaseRepresentation
bin101000000100101011…
…000001111110000111
311010001200220000210011
4220010223001332013
51201110140441322
631433344411051
73052163331103
oct500453017607
9133050800704
1043028062087
111728024599a
12840a016a87
13409951098a
1421227da903
1511bc770677
hexa04ac1f87

43028062087 has 8 divisors (see below), whose sum is σ = 43750213200. Its totient is φ = 42306452160.

The previous prime is 43028062057. The next prime is 43028062139. The reversal of 43028062087 is 78026082034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-43028062087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43028062057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26664 + ... + 294562.

It is an arithmetic number, because the mean of its divisors is an integer number (5468776650).

Almost surely, 243028062087 is an apocalyptic number.

43028062087 is a deficient number, since it is larger than the sum of its proper divisors (722151113).

43028062087 is a wasteful number, since it uses less digits than its factorization.

43028062087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270593.

The product of its (nonzero) digits is 129024, while the sum is 40.

The spelling of 43028062087 in words is "forty-three billion, twenty-eight million, sixty-two thousand, eighty-seven".

Divisors: 1 61 2633 160613 267899 16341839 705378067 43028062087