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6942930 = 235231431
BaseRepresentation
bin11010011111000011010010
3111001201220120
4122133003102
53234133210
6404451110
7113004531
oct32370322
914051816
106942930
113a12365
1223a9a96
131591257
14cca318
15922270
hex69f0d2

6942930 has 16 divisors (see below), whose sum is σ = 16663104. Its totient is φ = 1851440.

The previous prime is 6942917. The next prime is 6942931. The reversal of 6942930 is 392496.

6942930 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 6942891 and 6942900.

It is not an unprimeable number, because it can be changed into a prime (6942931) 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, 115686 + ... + 115745.

It is an arithmetic number, because the mean of its divisors is an integer number (1041444).

Almost surely, 26942930 is an apocalyptic number.

6942930 is an abundant number, since it is smaller than the sum of its proper divisors (9720174).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6942930 is a wasteful number, since it uses less digits than its factorization.

6942930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231441.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 6942930 is about 2634.9440221758. The cubic root of 6942930 is about 190.7718372349.

The spelling of 6942930 in words is "six million, nine hundred forty-two thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 231431 462862 694293 1157155 1388586 2314310 3471465 6942930