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326940 = 22355449
BaseRepresentation
bin1001111110100011100
3121121110220
41033310130
540430230
611001340
72531115
oct1176434
9547426
10326940
112036a9
12139250
13b5a73
148720c
1566d10
hex4fd1c

326940 has 24 divisors (see below), whose sum is σ = 915600. Its totient is φ = 87168.

The previous prime is 326939. The next prime is 326941. The reversal of 326940 is 49623.

It is an interprime number because it is at equal distance from previous prime (326939) and next prime (326941).

It is a self number, because there is not a number n which added to its sum of digits gives 326940.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (326941) 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, 2665 + ... + 2784.

It is an arithmetic number, because the mean of its divisors is an integer number (38150).

2326940 is an apocalyptic number.

326940 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

326940 is an abundant number, since it is smaller than the sum of its proper divisors (588660).

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

326940 is a wasteful number, since it uses less digits than its factorization.

326940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461 (or 5459 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 326940 is about 571.7866735068. The cubic root of 326940 is about 68.8899737756.

The spelling of 326940 in words is "three hundred twenty-six thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 5449 10898 16347 21796 27245 32694 54490 65388 81735 108980 163470 326940