Base | Representation |
---|---|
bin | 1111000011011… |
… | …1010100010100 |
3 | 11101210220100202 |
4 | 3300313110110 |
5 | 112131004030 |
6 | 10133200032 |
7 | 1364455646 |
oct | 360672424 |
9 | 141726322 |
10 | 63141140 |
11 | 32706967 |
12 | 19190018 |
13 | 1010992a |
14 | 8558896 |
15 | 5823745 |
hex | 3c37514 |
63141140 has 12 divisors (see below), whose sum is σ = 132596436. Its totient is φ = 25256448.
The previous prime is 63141119. The next prime is 63141181. The reversal of 63141140 is 4114136.
63141140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 29986576 + 33154564 = 5476^2 + 5758^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 3157057 = 63141140 / (6 + 3 + 1 + 4 + 1 + 1 + 4 + 0).
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 3 ways as a sum of consecutive naturals, for example, 1578509 + ... + 1578548.
It is an arithmetic number, because the mean of its divisors is an integer number (11049703).
Almost surely, 263141140 is an apocalyptic number.
It is an amenable number.
63141140 is an abundant number, since it is smaller than the sum of its proper divisors (69455296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
63141140 is a wasteful number, since it uses less digits than its factorization.
63141140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3157066 (or 3157064 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 20.
The square root of 63141140 is about 7946.1399433939. The cubic root of 63141140 is about 398.2026442103.
Adding to 63141140 its reverse (4114136), we get a palindrome (67255276).
The spelling of 63141140 in words is "sixty-three million, one hundred forty-one thousand, one hundred forty".
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