Base | Representation |
---|---|
bin | 1110111000011… |
… | …1100101001000 |
3 | 11100110022221202 |
4 | 3232013211020 |
5 | 111434440240 |
6 | 10105523332 |
7 | 1355400233 |
oct | 356074510 |
9 | 140408852 |
10 | 62421320 |
11 | 32265075 |
12 | 18aa3548 |
13 | cc170c0 |
14 | 840c41a |
15 | 5730315 |
hex | 3b87948 |
62421320 has 32 divisors (see below), whose sum is σ = 151252920. Its totient is φ = 23047680.
The previous prime is 62421269. The next prime is 62421323. The reversal of 62421320 is 2312426.
62421320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 18887716 + 43533604 = 4346^2 + 6598^2 .
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 = 62421292 and 62421301.
It is not an unprimeable number, because it can be changed into a prime (62421323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59501 + ... + 60540.
Almost surely, 262421320 is an apocalyptic number.
It is an amenable number.
62421320 is an abundant number, since it is smaller than the sum of its proper divisors (88831600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
62421320 is a wasteful number, since it uses less digits than its factorization.
62421320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120065 (or 120061 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 62421320 is about 7900.7164232113. The cubic root of 62421320 is about 396.6836641101.
Adding to 62421320 its reverse (2312426), we get a palindrome (64733746).
The spelling of 62421320 in words is "sixty-two million, four hundred twenty-one thousand, three hundred twenty".
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