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85852818448 = 2419282410587
BaseRepresentation
bin100111111110100111…
…0100000110000010000
322012121020020001112121
41033331032200300100
52401311310142243
6103235031504024
76126340626145
oct1177516406020
9265536201477
1085852818448
1133456750221
121477bb28014
13813287a7b7
1442261d43cc
1523772321ed
hex13fd3a0c10

85852818448 has 20 divisors (see below), whose sum is σ = 175094564560. Its totient is φ = 40667124384.

The previous prime is 85852818409. The next prime is 85852818577. The reversal of 85852818448 is 84481825858.

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, 141204990 + ... + 141205597.

It is an arithmetic number, because the mean of its divisors is an integer number (8754728228).

Almost surely, 285852818448 is an apocalyptic number.

It is an amenable number.

85852818448 is an abundant number, since it is smaller than the sum of its proper divisors (89241746112).

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

85852818448 is a wasteful number, since it uses less digits than its factorization.

85852818448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282410614 (or 282410608 counting only the distinct ones).

The product of its digits is 26214400, while the sum is 61.

The spelling of 85852818448 in words is "eighty-five billion, eight hundred fifty-two million, eight hundred eighteen thousand, four hundred forty-eight".

Divisors: 1 2 4 8 16 19 38 76 152 304 282410587 564821174 1129642348 2259284696 4518569392 5365801153 10731602306 21463204612 42926409224 85852818448