Base | Representation |
---|---|
bin | 100111100111… |
… | …1110110110010 |
3 | 1110002110000100 |
4 | 1033033312302 |
5 | 20304234242 |
6 | 2021133230 |
7 | 341402352 |
oct | 117176662 |
9 | 43073010 |
10 | 20774322 |
11 | 107aa068 |
12 | 6b5a216 |
13 | 43c49ca |
14 | 2a8ab62 |
15 | 1c5554c |
hex | 13cfdb2 |
20774322 has 12 divisors (see below), whose sum is σ = 45011070. Its totient is φ = 6924768.
The previous prime is 20774321. The next prime is 20774363. The reversal of 20774322 is 22347702.
It can be written as a sum of positive squares in only one way, i.e., 16818201 + 3956121 = 4101^2 + 1989^2 .
It is not an unprimeable number, because it can be changed into a prime (20774321) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 577047 + ... + 577082.
Almost surely, 220774322 is an apocalyptic number.
20774322 is an abundant number, since it is smaller than the sum of its proper divisors (24236748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20774322 is a wasteful number, since it uses less digits than its factorization.
20774322 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1154137 (or 1154134 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 27.
The square root of 20774322 is about 4557.8856940472. The cubic root of 20774322 is about 274.9005568820.
It can be divided in two parts, 207 and 74322, that added together give a square (74529 = 2732).
The spelling of 20774322 in words is "twenty million, seven hundred seventy-four thousand, three hundred twenty-two".
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