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6983031 = 311219237
BaseRepresentation
bin11010101000110101110111
3111010202220210
4122220311313
53241424111
6405400503
7113232456
oct32506567
914122823
106983031
113a3a500
122409133
1315a6593
14cdab9d
1592e0a6
hex6a8d77

6983031 has 12 divisors (see below), whose sum is σ = 10234616. Its totient is φ = 4231920.

The previous prime is 6983023. The next prime is 6983033. The reversal of 6983031 is 1303896.

6983031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6983031 - 23 = 6983023 is a prime.

It is a super-2 number, since 2×69830312 = 97525443893922, which contains 22 as substring.

It is a Duffinian number.

6983031 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6983031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6983033) 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, 9256 + ... + 9981.

Almost surely, 26983031 is an apocalyptic number.

6983031 is a deficient number, since it is larger than the sum of its proper divisors (3251585).

6983031 is a wasteful number, since it uses less digits than its factorization.

6983031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19262 (or 19251 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 6983031 is about 2642.5425256748. The cubic root of 6983031 is about 191.1384192569.

The spelling of 6983031 in words is "six million, nine hundred eighty-three thousand, thirty-one".

Divisors: 1 3 11 33 121 363 19237 57711 211607 634821 2327677 6983031