Base | Representation |
---|---|
bin | 11101000010101… |
… | …100010101000000 |
3 | 1020221211121122120 |
4 | 131002230111000 |
5 | 1444213320440 |
6 | 120203204240 |
7 | 15034341465 |
oct | 3502542500 |
9 | 1227747576 |
10 | 487245120 |
11 | 23004551a |
12 | 117216680 |
13 | 79c3a62b |
14 | 489d566c |
15 | 2cb98dd0 |
hex | 1d0ac540 |
487245120 has 112 divisors (see below), whose sum is σ = 1628485440. Its totient is φ = 123088896.
The previous prime is 487245113. The next prime is 487245127. The reversal of 487245120 is 21542784.
It is an interprime number because it is at equal distance from previous prime (487245113) and next prime (487245127).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487245127) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4884 + ... + 31596.
Almost surely, 2487245120 is an apocalyptic number.
487245120 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 487245120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (814242720).
487245120 is an abundant number, since it is smaller than the sum of its proper divisors (1141240320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487245120 is a wasteful number, since it uses less digits than its factorization.
487245120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26752 (or 26742 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 33.
The square root of 487245120 is about 22073.6295157819. The cubic root of 487245120 is about 786.8932731581.
The spelling of 487245120 in words is "four hundred eighty-seven million, two hundred forty-five thousand, one hundred twenty".
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