Base | Representation |
---|---|
bin | 100110111111… |
… | …010111010010 |
3 | 201020021120221 |
4 | 212333113102 |
5 | 10104033020 |
6 | 1003023254 |
7 | 152606602 |
oct | 46772722 |
9 | 21207527 |
10 | 10221010 |
11 | 5851218 |
12 | 350ab2a |
13 | 216b347 |
14 | 1500c02 |
15 | d6d6aa |
hex | 9bf5d2 |
10221010 has 16 divisors (see below), whose sum is σ = 18991872. Its totient is φ = 3956400.
The previous prime is 10221007. The next prime is 10221037. The reversal of 10221010 is 1012201.
It is a super-3 number, since 3×102210103 (a number of 22 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 10220984 and 10221002.
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, 16176 + ... + 16795.
It is an arithmetic number, because the mean of its divisors is an integer number (1186992).
Almost surely, 210221010 is an apocalyptic number.
10221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10221010 is a deficient number, since it is larger than the sum of its proper divisors (8770862).
10221010 is a wasteful number, since it uses less digits than its factorization.
10221010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33009.
The product of its (nonzero) digits is 4, while the sum is 7.
The square root of 10221010 is about 3197.0314355664. The cubic root of 10221010 is about 217.0190898282.
Adding to 10221010 its reverse (1012201), we get a palindrome (11233211).
It can be divided in two parts, 102 and 21010, that added together give a palindrome (21112).
The spelling of 10221010 in words is "ten million, two hundred twenty-one thousand, ten".
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