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85004883517 = 433991958683
BaseRepresentation
bin100111100101010101…
…1111001011000111101
322010102010200111111011
41033022223321120331
52343042222233032
6103014541355221
76066333405511
oct1171253713075
9263363614434
1085004883517
113306104a154
1214583b68b11
138028cb3458
14418574c141
152327a8c247
hex13caaf963d

85004883517 has 4 divisors (see below), whose sum is σ = 85006885600. Its totient is φ = 85002881436.

The previous prime is 85004883497. The next prime is 85004883533. The reversal of 85004883517 is 71538840058.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-85004883517 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 (85004883917) 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, 935943 + ... + 1022740.

It is an arithmetic number, because the mean of its divisors is an integer number (21251721400).

Almost surely, 285004883517 is an apocalyptic number.

It is an amenable number.

85004883517 is a deficient number, since it is larger than the sum of its proper divisors (2002083).

85004883517 is a wasteful number, since it uses less digits than its factorization.

85004883517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2002082.

The product of its (nonzero) digits is 1075200, while the sum is 49.

The spelling of 85004883517 in words is "eighty-five billion, four million, eight hundred eighty-three thousand, five hundred seventeen".

Divisors: 1 43399 1958683 85004883517