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6814072 = 2323291277
BaseRepresentation
bin11001111111100101111000
3110211012011001
4121333211320
53221022242
6402014344
7111630046
oct31774570
913735131
106814072
113934571
1223473b4
1315476c5
14c95396
158e8eb7
hex67f978

6814072 has 32 divisors (see below), whose sum is σ = 13802400. Its totient is φ = 3144064.

The previous prime is 6814069. The next prime is 6814091. The reversal of 6814072 is 2704186.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6814072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4698 + ... + 5974.

It is an arithmetic number, because the mean of its divisors is an integer number (431325).

Almost surely, 26814072 is an apocalyptic number.

It is an amenable number.

6814072 is an abundant number, since it is smaller than the sum of its proper divisors (6988328).

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

6814072 is a wasteful number, since it uses less digits than its factorization.

6814072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1335 (or 1331 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 6814072 is about 2610.3777504415. The cubic root of 6814072 is about 189.5842432620.

It can be divided in two parts, 681 and 4072, that added together give a triangular number (4753 = T97).

The spelling of 6814072 in words is "six million, eight hundred fourteen thousand, seventy-two".

Divisors: 1 2 4 8 23 29 46 58 92 116 184 232 667 1277 1334 2554 2668 5108 5336 10216 29371 37033 58742 74066 117484 148132 234968 296264 851759 1703518 3407036 6814072