Base | Representation |
---|---|
bin | 1101011011011… |
… | …0011111100100 |
3 | 10220222110021202 |
4 | 3112312133210 |
5 | 103404301040 |
6 | 5331102032 |
7 | 1252505066 |
oct | 326663744 |
9 | 126873252 |
10 | 56322020 |
11 | 29879627 |
12 | 16a41918 |
13 | b88cb51 |
14 | 76a1736 |
15 | 4e28015 |
hex | 35b67e4 |
56322020 has 24 divisors (see below), whose sum is σ = 125234424. Its totient is φ = 21203456.
The previous prime is 56322017. The next prime is 56322041. The reversal of 56322020 is 2022365.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 32194276 + 24127744 = 5674^2 + 4912^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 56321983 and 56322001.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82487 + ... + 83166.
It is an arithmetic number, because the mean of its divisors is an integer number (5218101).
Almost surely, 256322020 is an apocalyptic number.
It is an amenable number.
56322020 is an abundant number, since it is smaller than the sum of its proper divisors (68912404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56322020 is a wasteful number, since it uses less digits than its factorization.
56322020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 165679 (or 165677 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 56322020 is about 7504.7997974630. The cubic root of 56322020 is about 383.3181712129.
Adding to 56322020 its reverse (2022365), we get a palindrome (58344385).
The spelling of 56322020 in words is "fifty-six million, three hundred twenty-two thousand, twenty".
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