Base | Representation |
---|---|
bin | 1110000100011011100 |
3 | 212102101211 |
4 | 1300203130 |
5 | 104223040 |
6 | 13514204 |
7 | 3630040 |
oct | 1604334 |
9 | 772354 |
10 | 461020 |
11 | 29540a |
12 | 1a2964 |
13 | 131ac1 |
14 | c0020 |
15 | 918ea |
hex | 708dc |
461020 has 48 divisors (see below), whose sum is σ = 1149120. Its totient is φ = 152064.
The previous prime is 461017. The next prime is 461051. The reversal of 461020 is 20164.
461020 = T139 + T140 + ... + T175.
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5136 + ... + 5224.
It is an arithmetic number, because the mean of its divisors is an integer number (23940).
2461020 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 461020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (574560).
461020 is an abundant number, since it is smaller than the sum of its proper divisors (688100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
461020 is a wasteful number, since it uses less digits than its factorization.
461020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142 (or 140 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 461020 is about 678.9845359064. The cubic root of 461020 is about 77.2514409230.
Adding to 461020 its reverse (20164), we get a palindrome (481184).
The spelling of 461020 in words is "four hundred sixty-one thousand, twenty".
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