Base | Representation |
---|---|
bin | 111100110111111… |
… | …111010100010000 |
3 | 2122011202221020121 |
4 | 330313333110100 |
5 | 4042423411344 |
6 | 245202120024 |
7 | 34210664554 |
oct | 7467772420 |
9 | 2564687217 |
10 | 1021310224 |
11 | 484559540 |
12 | 246050014 |
13 | 13378ba9c |
14 | 998d7864 |
15 | 5e9e0684 |
hex | 3cdff510 |
1021310224 has 40 divisors (see below), whose sum is σ = 2285666208. Its totient is φ = 436922880.
The previous prime is 1021310201. The next prime is 1021310273. The reversal of 1021310224 is 4220131201.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 1021310198 and 1021310207.
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, 167682 + ... + 173665.
Almost surely, 21021310224 is an apocalyptic number.
It is an amenable number.
1021310224 is an abundant number, since it is smaller than the sum of its proper divisors (1264355984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1021310224 is a wasteful number, since it uses less digits than its factorization.
1021310224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341383 (or 341377 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 1021310224 is about 31957.9446147589. The cubic root of 1021310224 is about 1007.0535386161.
Adding to 1021310224 its reverse (4220131201), we get a palindrome (5241441425).
The spelling of 1021310224 in words is "one billion, twenty-one million, three hundred ten thousand, two hundred twenty-four".
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