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63030141 = 3261114809
BaseRepresentation
bin1111000001110…
…0001101111101
311101121021002200
43300130031331
5112113431031
610130542113
71363514226
oct360341575
9141537080
1063030141
1132640529
1219137939
131009b255
14852a24d
1558008e6
hex3c1c37d

63030141 has 12 divisors (see below), whose sum is σ = 92536860. Its totient is φ = 41330880.

The previous prime is 63030139. The next prime is 63030167. The reversal of 63030141 is 14103036.

63030141 is a `hidden beast` number, since 630 + 30 + 1 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21427641 + 41602500 = 4629^2 + 6450^2 .

It is not a de Polignac number, because 63030141 - 21 = 63030139 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63030181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56856 + ... + 57953.

It is an arithmetic number, because the mean of its divisors is an integer number (7711405).

Almost surely, 263030141 is an apocalyptic number.

63030141 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

63030141 is a deficient number, since it is larger than the sum of its proper divisors (29506719).

63030141 is a wasteful number, since it uses less digits than its factorization.

63030141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114876 (or 114873 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 63030141 is about 7939.1524106796. The cubic root of 63030141 is about 397.9691671610.

Adding to 63030141 its reverse (14103036), we get a palindrome (77133177).

The spelling of 63030141 in words is "sixty-three million, thirty thousand, one hundred forty-one".

Divisors: 1 3 9 61 183 549 114809 344427 1033281 7003349 21010047 63030141