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6798040 = 235169951
BaseRepresentation
bin11001111011101011011000
3110210101011021
4121323223120
53220014130
6401412224
7111532234
oct31735330
913711137
106798040
113923517
12233a074
131540312
14c8d5c4
158e437a
hex67bad8

6798040 has 16 divisors (see below), whose sum is σ = 15295680. Its totient is φ = 2719200.

The previous prime is 6798019. The next prime is 6798049. The reversal of 6798040 is 408976.

It is a super-3 number, since 3×67980403 (a number of 21 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6797987 and 6798005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6798049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84936 + ... + 85015.

It is an arithmetic number, because the mean of its divisors is an integer number (955980).

Almost surely, 26798040 is an apocalyptic number.

It is an amenable number.

6798040 is an abundant number, since it is smaller than the sum of its proper divisors (8497640).

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

6798040 is a wasteful number, since it uses less digits than its factorization.

6798040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169962 (or 169958 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 6798040 is about 2607.3051221520. The cubic root of 6798040 is about 189.4354432788.

The spelling of 6798040 in words is "six million, seven hundred ninety-eight thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 169951 339902 679804 849755 1359608 1699510 3399020 6798040