Base | Representation |
---|---|
bin | 1111000001001011000 |
3 | 221000001200 |
4 | 1320021120 |
5 | 111221440 |
6 | 14314200 |
7 | 4116516 |
oct | 1701130 |
9 | 830050 |
10 | 492120 |
11 | 306812 |
12 | 1b8960 |
13 | 142cc5 |
14 | cb4b6 |
15 | 9ac30 |
hex | 78258 |
492120 has 48 divisors (see below), whose sum is σ = 1600560. Its totient is φ = 131136.
The previous prime is 492113. The next prime is 492227. The reversal of 492120 is 21294.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 492093 and 492102.
It is a congruent number.
It is an unprimeable number.
492120 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324 + ... + 1043.
It is an arithmetic number, because the mean of its divisors is an integer number (33345).
2492120 is an apocalyptic number.
492120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
492120 is an abundant number, since it is smaller than the sum of its proper divisors (1108440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
492120 is a wasteful number, since it uses less digits than its factorization.
492120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1384 (or 1377 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 492120 is about 701.5126513471. The cubic root of 492120 is about 78.9508854574.
The spelling of 492120 in words is "four hundred ninety-two thousand, one hundred twenty".
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