Base | Representation |
---|---|
bin | 1010001011111… |
… | …11100100111110 |
3 | 12221210200021000 |
4 | 11011333210332 |
5 | 133334112324 |
6 | 12251351130 |
7 | 2055242253 |
oct | 505774476 |
9 | 187720230 |
10 | 85457214 |
11 | 442692a7 |
12 | 247524a6 |
13 | 149212cb |
14 | b4c742a |
15 | 77809c9 |
hex | 517f93e |
85457214 has 16 divisors (see below), whose sum is σ = 189905040. Its totient is φ = 28485720.
The previous prime is 85457191. The next prime is 85457219. The reversal of 85457214 is 41275458.
85457214 is a `hidden beast` number, since 85 + 4 + 572 + 1 + 4 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85457219) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 791217 + ... + 791324.
It is an arithmetic number, because the mean of its divisors is an integer number (11869065).
Almost surely, 285457214 is an apocalyptic number.
85457214 is an abundant number, since it is smaller than the sum of its proper divisors (104447826).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85457214 is a wasteful number, since it uses less digits than its factorization.
85457214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1582552 (or 1582546 counting only the distinct ones).
The product of its digits is 44800, while the sum is 36.
The square root of 85457214 is about 9244.3071130291. The cubic root of 85457214 is about 440.4699077526.
The spelling of 85457214 in words is "eighty-five million, four hundred fifty-seven thousand, two hundred fourteen".
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