Base | Representation |
---|---|
bin | 100110111111… |
… | …010011110100 |
3 | 201020021021201 |
4 | 212333103310 |
5 | 10104031123 |
6 | 1003022244 |
7 | 152606134 |
oct | 46772364 |
9 | 21207251 |
10 | 10220788 |
11 | 5851036 |
12 | 350a984 |
13 | 216b206 |
14 | 1500ac4 |
15 | d6d5ad |
hex | 9bf4f4 |
10220788 has 6 divisors (see below), whose sum is σ = 17886386. Its totient is φ = 5110392.
The previous prime is 10220753. The next prime is 10220797. The reversal of 10220788 is 88702201.
It can be written as a sum of positive squares in only one way, i.e., 10099684 + 121104 = 3178^2 + 348^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277595 + ... + 1277602.
Almost surely, 210220788 is an apocalyptic number.
It is an amenable number.
10220788 is a deficient number, since it is larger than the sum of its proper divisors (7665598).
10220788 is a wasteful number, since it uses less digits than its factorization.
10220788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2555201 (or 2555199 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 28.
The square root of 10220788 is about 3196.9967156693. The cubic root of 10220788 is about 217.0175186010.
Adding to 10220788 its reverse (88702201), we get a palindrome (98922989).
The spelling of 10220788 in words is "ten million, two hundred twenty thousand, seven hundred eighty-eight".
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