Base | Representation |
---|---|
bin | 11101010111001… |
… | …000100111000000 |
3 | 1021022220212102200 |
4 | 131113020213000 |
5 | 2002101310330 |
6 | 120514113200 |
7 | 15131030541 |
oct | 3527104700 |
9 | 1238825380 |
10 | 492603840 |
11 | 233075613 |
12 | 118b7b800 |
13 | 7b095781 |
14 | 495cc4c8 |
15 | 2d3a6a60 |
hex | 1d5c89c0 |
492603840 has 84 divisors (see below), whose sum is σ = 1694361864. Its totient is φ = 131360256.
The previous prime is 492603821. The next prime is 492603841. The reversal of 492603840 is 48306294.
It is a happy number.
492603840 is a `hidden beast` number, since 4 + 9 + 2 + 603 + 8 + 40 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 492603795 and 492603804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (492603841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82642 + ... + 88401.
Almost surely, 2492603840 is an apocalyptic number.
492603840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
492603840 is an abundant number, since it is smaller than the sum of its proper divisors (1201758024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492603840 is a wasteful number, since it uses less digits than its factorization.
492603840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171066 (or 171053 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 36.
The square root of 492603840 is about 22194.6804437460. The cubic root of 492603840 is about 789.7675115697.
The spelling of 492603840 in words is "four hundred ninety-two million, six hundred three thousand, eight hundred forty".
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