Base | Representation |
---|---|
bin | 10010101010101101… |
… | …11110100000000000 |
3 | 221212110012102102102 |
4 | 21111112332200000 |
5 | 131011114133440 |
6 | 4334250405532 |
7 | 503232526316 |
oct | 112526764000 |
9 | 27773172372 |
10 | 10022021120 |
11 | 4283195891 |
12 | 1b384308a8 |
13 | c3942a817 |
14 | 6b10560b6 |
15 | 3d9cacb15 |
hex | 2555be800 |
10022021120 has 48 divisors (see below), whose sum is σ = 24047002980. Its totient is φ = 4008804352.
The previous prime is 10022021111. The next prime is 10022021123. The reversal of 10022021120 is 2112022001.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8102880256 + 1919140864 = 90016^2 + 43808^2 .
It is not an unprimeable number, because it can be changed into a prime (10022021123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479117 + ... + 499596.
Almost surely, 210022021120 is an apocalyptic number.
10022021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10022021120 is an abundant number, since it is smaller than the sum of its proper divisors (14024981860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10022021120 is an frugal number, since it uses more digits than its factorization.
10022021120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 978740 (or 978720 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
Adding to 10022021120 its reverse (2112022001), we get a palindrome (12134043121).
The spelling of 10022021120 in words is "ten billion, twenty-two million, twenty-one thousand, one hundred twenty".
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