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6680346 = 232694139
BaseRepresentation
bin11001011110111100011010
3110120101201020
4121132330122
53202232341
6355103310
7110532141
oct31367432
913511636
106680346
113853052
1222a1b36
1314cb88a
14c5c758
158be566
hex65ef1a

6680346 has 16 divisors (see below), whose sum is σ = 13413600. Its totient is φ = 2217968.

The previous prime is 6680341. The next prime is 6680357. The reversal of 6680346 is 6430866.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6680341) 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, 456 + ... + 3683.

It is an arithmetic number, because the mean of its divisors is an integer number (838350).

Almost surely, 26680346 is an apocalyptic number.

6680346 is an abundant number, since it is smaller than the sum of its proper divisors (6733254).

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

6680346 is a wasteful number, since it uses less digits than its factorization.

6680346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 6680346 is about 2584.6365315069. The cubic root of 6680346 is about 188.3358452863.

The spelling of 6680346 in words is "six million, six hundred eighty thousand, three hundred forty-six".

Divisors: 1 2 3 6 269 538 807 1614 4139 8278 12417 24834 1113391 2226782 3340173 6680346