Base | Representation |
---|---|
bin | 11101000010101… |
… | …100011001011000 |
3 | 1020221211122000221 |
4 | 131002230121120 |
5 | 1444213323100 |
6 | 120203205424 |
7 | 15034342345 |
oct | 3502543130 |
9 | 1227748027 |
10 | 487245400 |
11 | 230045754 |
12 | 117216874 |
13 | 79c3a7b5 |
14 | 489d57cc |
15 | 2cb9901a |
hex | 1d0ac658 |
487245400 has 48 divisors (see below), whose sum is σ = 1134302400. Its totient is φ = 194647680.
The previous prime is 487245397. The next prime is 487245403. The reversal of 487245400 is 4542784.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (487245397) and next prime (487245403).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487245403) 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, 286954 + ... + 288646.
It is an arithmetic number, because the mean of its divisors is an integer number (23631300).
Almost surely, 2487245400 is an apocalyptic number.
487245400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
487245400 is an abundant number, since it is smaller than the sum of its proper divisors (647057000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487245400 is a wasteful number, since it uses less digits than its factorization.
487245400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3148 (or 3139 counting only the distinct ones).
The product of its (nonzero) digits is 35840, while the sum is 34.
The square root of 487245400 is about 22073.6358581906. The cubic root of 487245400 is about 786.8934238899.
The spelling of 487245400 in words is "four hundred eighty-seven million, two hundred forty-five thousand, four hundred".
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