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2678030 = 25267803
BaseRepresentation
bin1010001101110100001110
312001001120022
422031310032
51141144110
6133222142
731522445
oct12156416
95031508
102678030
11156a053
12a91952
13729c44
144d9d5c
1537d755
hex28dd0e

2678030 has 8 divisors (see below), whose sum is σ = 4820472. Its totient is φ = 1071208.

The previous prime is 2678017. The next prime is 2678041. The reversal of 2678030 is 308762.

2678030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 133892 + ... + 133911.

It is an arithmetic number, because the mean of its divisors is an integer number (602559).

22678030 is an apocalyptic number.

2678030 is a deficient number, since it is larger than the sum of its proper divisors (2142442).

2678030 is a wasteful number, since it uses less digits than its factorization.

2678030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267810.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 2678030 is about 1636.4687592496. The cubic root of 2678030 is about 138.8689481298.

The spelling of 2678030 in words is "two million, six hundred seventy-eight thousand, thirty".

Divisors: 1 2 5 10 267803 535606 1339015 2678030