Base | Representation |
---|---|
bin | 11000110110110110111… |
… | …00110100100111010010 |
3 | 10000122112200011011120012 |
4 | 30123123130310213102 |
5 | 102443131313243300 |
6 | 1452210015514522 |
7 | 115464013120400 |
oct | 14333334644722 |
9 | 3018480134505 |
10 | 854085290450 |
11 | 2aa240975a47 |
12 | 11963b528a42 |
13 | 62703201212 |
14 | 2d4a348c470 |
15 | 1733b658435 |
hex | c6db7349d2 |
854085290450 has 54 divisors (see below), whose sum is σ = 1848060663813. Its totient is φ = 292813558800.
The previous prime is 854085290423. The next prime is 854085290459. The reversal of 854085290450 is 54092580458.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 837003584641 + 17081705809 = 914879^2 + 130697^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=653485.
It is a super-2 number, since 2×8540852904502 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (50).
It is not an unprimeable number, because it can be changed into a prime (854085290459) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 45734615 + ... + 45753285.
Almost surely, 2854085290450 is an apocalyptic number.
854085290450 is an abundant number, since it is smaller than the sum of its proper divisors (993975373363).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
854085290450 is an frugal number, since it uses more digits than its factorization.
854085290450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37368 (or 18685 counting only the distinct ones).
The product of its (nonzero) digits is 2304000, while the sum is 50.
Multiplying 854085290450 by its sum of digits (50), we get a square (42704264522500 = 65348502).
854085290450 divided by its sum of digits (50) gives a square (17081705809 = 1306972).
The spelling of 854085290450 in words is "eight hundred fifty-four billion, eighty-five million, two hundred ninety thousand, four hundred fifty".
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