Base | Representation |
---|---|
bin | 11101000010010… |
… | …000111101010010 |
3 | 1020221121220212100 |
4 | 131002100331102 |
5 | 1444201224020 |
6 | 120200541230 |
7 | 15033363600 |
oct | 3502207522 |
9 | 1227556770 |
10 | 487133010 |
11 | 22aa79271 |
12 | 117181816 |
13 | 79bcb5b0 |
14 | 489a6870 |
15 | 2cb75a90 |
hex | 1d090f52 |
487133010 has 288 divisors, whose sum is σ = 1646976240. Its totient is φ = 98896896.
The previous prime is 487132993. The next prime is 487133027. The reversal of 487133010 is 10331784.
It is an interprime number because it is at equal distance from previous prime (487132993) and next prime (487133027).
It can be written as a sum of positive squares in 8 ways, for example, as 254051721 + 233081289 = 15939^2 + 15267^2 .
It is a congruent number.
It is an unprimeable number.
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 143 ways as a sum of consecutive naturals, for example, 1662424 + ... + 1662716.
Almost surely, 2487133010 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 487133010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (823488120).
487133010 is an abundant number, since it is smaller than the sum of its proper divisors (1159843230).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
487133010 is a wasteful number, since it uses less digits than its factorization.
487133010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362 (or 352 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 487133010 is about 22071.0899141841. The cubic root of 487133010 is about 786.8329165613.
Adding to 487133010 its reverse (10331784), we get a palindrome (497464794).
The spelling of 487133010 in words is "four hundred eighty-seven million, one hundred thirty-three thousand, ten".
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