Base | Representation |
---|---|
bin | 11100111101100… |
… | …101011110010000 |
3 | 1020212022121011101 |
4 | 130331211132100 |
5 | 1443343000240 |
6 | 120114354144 |
7 | 15020064334 |
oct | 3475453620 |
9 | 1225277141 |
10 | 485906320 |
11 | 22a310679 |
12 | 11688b954 |
13 | 7988c143 |
14 | 487677c4 |
15 | 2c9d239a |
hex | 1cf65790 |
485906320 has 20 divisors (see below), whose sum is σ = 1129732380. Its totient is φ = 194362496.
The previous prime is 485906287. The next prime is 485906341. The reversal of 485906320 is 23609584.
It can be written as a sum of positive squares in 2 ways, for example, as 133818624 + 352087696 = 11568^2 + 18764^2 .
It is a tau number, because it is divible by the number of its divisors (20).
It is a super-2 number, since 2×4859063202 = 472209903631884800, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 485906320.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3036835 + ... + 3036994.
It is an arithmetic number, because the mean of its divisors is an integer number (56486619).
Almost surely, 2485906320 is an apocalyptic number.
485906320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
485906320 is an abundant number, since it is smaller than the sum of its proper divisors (643826060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
485906320 is a wasteful number, since it uses less digits than its factorization.
485906320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6073842 (or 6073836 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 37.
The square root of 485906320 is about 22043.2828771034. The cubic root of 485906320 is about 786.1718983388.
The spelling of 485906320 in words is "four hundred eighty-five million, nine hundred six thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •