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3427845 = 35228523
BaseRepresentation
bin1101000100111000000101
320110011010020
431010320011
51334142340
6201245353
741064501
oct15047005
96404106
103427845
111a31433
121193859
13930315
14653301
1547a9d0
hex344e05

3427845 has 8 divisors (see below), whose sum is σ = 5484576. Its totient is φ = 1828176.

The previous prime is 3427843. The next prime is 3427849. The reversal of 3427845 is 5487243.

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

It is not a de Polignac number, because 3427845 - 21 = 3427843 is a prime.

It is a d-powerful number, because it can be written as 32 + 49 + 25 + 75 + 87 + 410 + 55 .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427843) 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, 114247 + ... + 114276.

It is an arithmetic number, because the mean of its divisors is an integer number (685572).

Almost surely, 23427845 is an apocalyptic number.

It is an amenable number.

3427845 is a deficient number, since it is larger than the sum of its proper divisors (2056731).

3427845 is a wasteful number, since it uses less digits than its factorization.

3427845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228531.

The product of its digits is 26880, while the sum is 33.

The square root of 3427845 is about 1851.4440310201. Note that the first 3 decimals coincide. The cubic root of 3427845 is about 150.7788379660.

The spelling of 3427845 in words is "three million, four hundred twenty-seven thousand, eight hundred forty-five".

Divisors: 1 3 5 15 228523 685569 1142615 3427845