Base | Representation |
---|---|
bin | 11001001100101… |
… | …01100100101000 |
3 | 112201202000221110 |
4 | 30212111210220 |
5 | 413103021144 |
6 | 32550310320 |
7 | 5144445540 |
oct | 1446254450 |
9 | 481660843 |
10 | 211376424 |
11 | a9353266 |
12 | 5a9583a0 |
13 | 34a3b50c |
14 | 20104320 |
15 | 138550b9 |
hex | c995928 |
211376424 has 128 divisors (see below), whose sum is σ = 622771200. Its totient is φ = 58544640.
The previous prime is 211376423. The next prime is 211376441. The reversal of 211376424 is 424673112.
211376424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 211376391 and 211376400.
It is not an unprimeable number, because it can be changed into a prime (211376423) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001679 + ... + 1001889.
It is an arithmetic number, because the mean of its divisors is an integer number (4865400).
Almost surely, 2211376424 is an apocalyptic number.
211376424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 211376424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (311385600).
211376424 is an abundant number, since it is smaller than the sum of its proper divisors (411394776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
211376424 is a wasteful number, since it uses less digits than its factorization.
211376424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 383 (or 379 counting only the distinct ones).
The product of its digits is 8064, while the sum is 30.
The square root of 211376424 is about 14538.7903210687. The cubic root of 211376424 is about 595.6879963884.
The spelling of 211376424 in words is "two hundred eleven million, three hundred seventy-six thousand, four hundred twenty-four".
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