Base | Representation |
---|---|
bin | 10010110101101110010010 |
3 | 100021220112200 |
4 | 102311232102 |
5 | 2231014032 |
6 | 253504030 |
7 | 56656242 |
oct | 22655622 |
9 | 10256480 |
10 | 4938642 |
11 | 2873525 |
12 | 17a2016 |
13 | 103bb97 |
14 | 927b22 |
15 | 67847c |
hex | 4b5b92 |
4938642 has 24 divisors (see below), whose sum is σ = 11070540. Its totient is φ = 1589280.
The previous prime is 4938623. The next prime is 4938643. The reversal of 4938642 is 2468394.
It is a happy number.
4938642 is a `hidden beast` number, since 4 + 9 + 3 + 8 + 642 = 666.
4938642 is nontrivially palindromic in base 8.
It can be written as a sum of positive squares in 2 ways, for example, as 4835601 + 103041 = 2199^2 + 321^2 .
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is an Ulam number.
It is a junction number, because it is equal to n+sod(n) for n = 4938597 and 4938606.
It is not an unprimeable number, because it can be changed into a prime (4938643) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4209 + ... + 5252.
Almost surely, 24938642 is an apocalyptic number.
4938642 is an abundant number, since it is smaller than the sum of its proper divisors (6131898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4938642 is a wasteful number, since it uses less digits than its factorization.
4938642 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9498 (or 9495 counting only the distinct ones).
The product of its digits is 41472, while the sum is 36.
The square root of 4938642 is about 2222.3055595485. The cubic root of 4938642 is about 170.2952424283.
The spelling of 4938642 in words is "four million, nine hundred thirty-eight thousand, six hundred forty-two".
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