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6870141 = 32763349
BaseRepresentation
bin11010001101010001111101
3110221001001200
4122031101331
53224321031
6403130113
7112252365
oct32152175
913831050
106870141
113972703
122373939
131567095
14cab9a5
1590a8e6
hex68d47d

6870141 has 6 divisors (see below), whose sum is σ = 9923550. Its totient is φ = 4580088.

The previous prime is 6870119. The next prime is 6870151. The reversal of 6870141 is 1410786.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6610041 + 260100 = 2571^2 + 510^2 .

It is not a de Polignac number, because 6870141 - 211 = 6868093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6870151) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 381666 + ... + 381683.

It is an arithmetic number, because the mean of its divisors is an integer number (1653925).

Almost surely, 26870141 is an apocalyptic number.

It is an amenable number.

6870141 is a deficient number, since it is larger than the sum of its proper divisors (3053409).

6870141 is a wasteful number, since it uses less digits than its factorization.

6870141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763355 (or 763352 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 6870141 is about 2621.0953817059. The cubic root of 6870141 is about 190.1028160052.

The spelling of 6870141 in words is "six million, eight hundred seventy thousand, one hundred forty-one".

Divisors: 1 3 9 763349 2290047 6870141