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6303128141 = 157281142873
BaseRepresentation
bin1011101111011001…
…00001101001001101
3121021021110002022102
411313230201221031
5100402100100031
62521241524445
7312124463612
oct56754415115
917237402272
106303128141
112744a51512
12127aaa3725
13795b2062b
1443b198509
1526d5637cb
hex177b21a4d

6303128141 has 8 divisors (see below), whose sum is σ = 6365893944. Its totient is φ = 6240648960.

The previous prime is 6303128129. The next prime is 6303128213. The reversal of 6303128141 is 1418213036.

6303128141 is digitally balanced in base 3, 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 4 ways, for example, as 1953198025 + 4349930116 = 44195^2 + 65954^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6303128141 - 214 = 6303111757 is a prime.

It is a super-2 number, since 2×63031281412 = 79458848723732231762, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6303128341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27320 + ... + 115553.

It is an arithmetic number, because the mean of its divisors is an integer number (795736743).

Almost surely, 26303128141 is an apocalyptic number.

It is an amenable number.

6303128141 is a deficient number, since it is larger than the sum of its proper divisors (62765803).

6303128141 is a wasteful number, since it uses less digits than its factorization.

6303128141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143311.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 6303128141 is about 79392.2423225343. The cubic root of 6303128141 is about 1847.2203829239.

The spelling of 6303128141 in words is "six billion, three hundred three million, one hundred twenty-eight thousand, one hundred forty-one".

Divisors: 1 157 281 44117 142873 22431061 40147313 6303128141