Base | Representation |
---|---|
bin | 10011000001011001… |
… | …11101001010111101 |
3 | 222100201022020011201 |
4 | 21200230331022331 |
5 | 131403324112341 |
6 | 4405205415501 |
7 | 511033251220 |
oct | 114054751275 |
9 | 28321266151 |
10 | 10212332221 |
11 | 4370660393 |
12 | 1b9010a591 |
13 | c699a1a40 |
14 | 6cc4355b7 |
15 | 3eb851331 |
hex | 260b3d2bd |
10212332221 has 8 divisors (see below), whose sum is σ = 12569024384. Its totient is φ = 8080086960.
The previous prime is 10212332219. The next prime is 10212332233. The reversal of 10212332221 is 12223321201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10212332221 - 21 = 10212332219 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10212332261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56111625 + ... + 56111806.
It is an arithmetic number, because the mean of its divisors is an integer number (1571128048).
Almost surely, 210212332221 is an apocalyptic number.
It is an amenable number.
10212332221 is a deficient number, since it is larger than the sum of its proper divisors (2356692163).
10212332221 is a wasteful number, since it uses less digits than its factorization.
10212332221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112223451.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 10212332221 its reverse (12223321201), we get a palindrome (22435653422).
The spelling of 10212332221 in words is "ten billion, two hundred twelve million, three hundred thirty-two thousand, two hundred twenty-one".
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