Base | Representation |
---|---|
bin | 11101000101000… |
… | …100001010010110 |
3 | 1021000000012202021 |
4 | 131011010022112 |
5 | 1444343221110 |
6 | 120224403354 |
7 | 15042541600 |
oct | 3505041226 |
9 | 1230005667 |
10 | 487867030 |
11 | 23042a7a2 |
12 | 11747655a |
13 | 7a0c7721 |
14 | 48b18170 |
15 | 2cc6d2da |
hex | 1d144296 |
487867030 has 96 divisors (see below), whose sum is σ = 1082372544. Its totient is φ = 157538304.
The previous prime is 487867027. The next prime is 487867031. The reversal of 487867030 is 30768784.
It is a super-2 number, since 2×4878670302 = 476028477922041800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (487867031) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 822414 + ... + 823006.
It is an arithmetic number, because the mean of its divisors is an integer number (11274714).
Almost surely, 2487867030 is an apocalyptic number.
487867030 is an abundant number, since it is smaller than the sum of its proper divisors (594505514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487867030 is a wasteful number, since it uses less digits than its factorization.
487867030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 710 (or 703 counting only the distinct ones).
The product of its (nonzero) digits is 225792, while the sum is 43.
The square root of 487867030 is about 22087.7121947928. The cubic root of 487867030 is about 787.2279224702.
The spelling of 487867030 in words is "four hundred eighty-seven million, eight hundred sixty-seven thousand, thirty".
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