Base | Representation |
---|---|
bin | 11100111101010… |
… | …110101110100000 |
3 | 1020212012112022100 |
4 | 130331112232200 |
5 | 1443334032140 |
6 | 120113210400 |
7 | 15016423260 |
oct | 3475265640 |
9 | 1225175270 |
10 | 485845920 |
11 | 22a27a25a |
12 | 116860a00 |
13 | 7986a7c1 |
14 | 4874d7a0 |
15 | 2c9be530 |
hex | 1cf56ba0 |
485845920 has 288 divisors, whose sum is σ = 1913079168. Its totient is φ = 109983744.
The previous prime is 485845901. The next prime is 485845933. The reversal of 485845920 is 29548584.
485845920 is a `hidden beast` number, since 4 + 8 + 58 + 4 + 592 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (288).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1582407 + ... + 1582713.
It is an arithmetic number, because the mean of its divisors is an integer number (6642636).
Almost surely, 2485845920 is an apocalyptic number.
485845920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 485845920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (956539584).
485845920 is an abundant number, since it is smaller than the sum of its proper divisors (1427233248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485845920 is a wasteful number, since it uses less digits than its factorization.
485845920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492 (or 481 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 45.
The square root of 485845920 is about 22041.9128026585. The cubic root of 485845920 is about 786.1393222719.
The spelling of 485845920 in words is "four hundred eighty-five million, eight hundred forty-five thousand, nine hundred twenty".
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