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2855041 = 72111933
BaseRepresentation
bin1010111001000010000001
312101001101021
422321002001
51212330131
6141105441
733160510
oct12710201
95331337
102855041
111680042
12b58281
1378c697
14544677
153b5e11
hex2b9081

2855041 has 8 divisors (see below), whose sum is σ = 3280064. Its totient is φ = 2434320.

The previous prime is 2855033. The next prime is 2855051. The reversal of 2855041 is 1405582.

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

It is not a de Polignac number, because 2855041 - 23 = 2855033 is a prime.

It is a super-2 number, since 2×28550412 = 16302518223362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2854997 and 2855015.

It is not an unprimeable number, because it can be changed into a prime (2855051) 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, 511 + ... + 2443.

It is an arithmetic number, because the mean of its divisors is an integer number (410008).

22855041 is an apocalyptic number.

It is an amenable number.

2855041 is a deficient number, since it is larger than the sum of its proper divisors (425023).

2855041 is a wasteful number, since it uses less digits than its factorization.

2855041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 2855041 is about 1689.6866573421. The cubic root of 2855041 is about 141.8635368228.

The spelling of 2855041 in words is "two million, eight hundred fifty-five thousand, forty-one".

Divisors: 1 7 211 1477 1933 13531 407863 2855041