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6992940 = 2235116549
BaseRepresentation
bin11010101011010000101100
3111011021111210
4122223100230
53242233230
6405514420
7113303403
oct32532054
914137453
106992940
113a46999
122412a10
1315aac46
14d0063a
15931eb0
hex6ab42c

6992940 has 24 divisors (see below), whose sum is σ = 19580400. Its totient is φ = 1864768.

The previous prime is 6992927. The next prime is 6992941. The reversal of 6992940 is 492996.

It is not an unprimeable number, because it can be changed into a prime (6992941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58215 + ... + 58334.

It is an arithmetic number, because the mean of its divisors is an integer number (815850).

Almost surely, 26992940 is an apocalyptic number.

6992940 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6992940 is an abundant number, since it is smaller than the sum of its proper divisors (12587460).

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

6992940 is a wasteful number, since it uses less digits than its factorization.

6992940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116561 (or 116559 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 6992940 is about 2644.4167598924. The cubic root of 6992940 is about 191.2287857199.

The spelling of 6992940 in words is "six million, nine hundred ninety-two thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 116549 233098 349647 466196 582745 699294 1165490 1398588 1748235 2330980 3496470 6992940