Base | Representation |
---|---|
bin | 10011000010011100… |
… | …00001101001110100 |
3 | 222101022121122221220 |
4 | 21201032001221310 |
5 | 131413034020312 |
6 | 4410115310340 |
7 | 511200035463 |
oct | 114116015164 |
9 | 28338548856 |
10 | 10221001332 |
11 | 4375541643 |
12 | 1b92bab3b0 |
13 | c6b7188a9 |
14 | 6cd6509da |
15 | 3ec4b4c8c |
hex | 261381a74 |
10221001332 has 12 divisors (see below), whose sum is σ = 23849003136. Its totient is φ = 3407000440.
The previous prime is 10221001331. The next prime is 10221001361. The reversal of 10221001332 is 23310012201.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10221001331) 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, 425875044 + ... + 425875067.
It is an arithmetic number, because the mean of its divisors is an integer number (1987416928).
Almost surely, 210221001332 is an apocalyptic number.
10221001332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10221001332 is an abundant number, since it is smaller than the sum of its proper divisors (13628001804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10221001332 is a wasteful number, since it uses less digits than its factorization.
10221001332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851750118 (or 851750116 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 10221001332 its reverse (23310012201), we get a palindrome (33531013533).
The spelling of 10221001332 in words is "ten billion, two hundred twenty-one million, one thousand, three hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •