Base | Representation |
---|---|
bin | 11101000101000… |
… | …100111011111000 |
3 | 1021000000101002200 |
4 | 131011010323320 |
5 | 1444343321300 |
6 | 120224430200 |
7 | 15042554046 |
oct | 3505047370 |
9 | 1230011080 |
10 | 487870200 |
11 | 230432114 |
12 | 117478360 |
13 | 7a0c8cbc |
14 | 48b19396 |
15 | 2cc6e200 |
hex | 1d144ef8 |
487870200 has 144 divisors (see below), whose sum is σ = 1651735800. Its totient is φ = 129043200.
The previous prime is 487870183. The next prime is 487870213. The reversal of 487870200 is 2078784.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 234766 + ... + 236834.
Almost surely, 2487870200 is an apocalyptic number.
487870200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 487870200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (825867900).
487870200 is an abundant number, since it is smaller than the sum of its proper divisors (1163865600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487870200 is a wasteful number, since it uses less digits than its factorization.
487870200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2222 (or 2210 counting only the distinct ones).
The product of its (nonzero) digits is 25088, while the sum is 36.
The square root of 487870200 is about 22087.7839540321. The cubic root of 487870200 is about 787.2296275162.
It can be divided in two parts, 4878 and 70200, that added together give a triangular number (75078 = T387).
The spelling of 487870200 in words is "four hundred eighty-seven million, eight hundred seventy thousand, two hundred".
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