Base | Representation |
---|---|
bin | 10011000010011111… |
… | …00100101000101100 |
3 | 222101100101021002220 |
4 | 21201033210220230 |
5 | 131413140004024 |
6 | 4410132115340 |
7 | 511203344502 |
oct | 114117445054 |
9 | 28340337086 |
10 | 10221406764 |
11 | 4375799208 |
12 | 1b93165b50 |
13 | c6b82b2aa |
14 | 6cd718672 |
15 | 3ec544e79 |
hex | 2613e4a2c |
10221406764 has 24 divisors (see below), whose sum is σ = 24431656368. Its totient is φ = 3324034560.
The previous prime is 10221406717. The next prime is 10221406799. The reversal of 10221406764 is 46760412201.
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, 10387117 + ... + 10388100.
It is an arithmetic number, because the mean of its divisors is an integer number (1017985682).
Almost surely, 210221406764 is an apocalyptic number.
It is an amenable number.
10221406764 is an abundant number, since it is smaller than the sum of its proper divisors (14210249604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10221406764 is a wasteful number, since it uses less digits than its factorization.
10221406764 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20775265 (or 20775263 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 33.
Adding to 10221406764 its reverse (46760412201), we get a palindrome (56981818965).
The spelling of 10221406764 in words is "ten billion, two hundred twenty-one million, four hundred six thousand, seven hundred sixty-four".
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