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2006115 = 35197039
BaseRepresentation
bin111101001110001100011
310202220212120
413221301203
51003143430
6110555323
723023506
oct7516143
93686776
102006115
111150251
12808b43
13553167
143a313d
15299610
hex1e9c63

2006115 has 16 divisors (see below), whose sum is σ = 3379200. Its totient is φ = 1013472.

The previous prime is 2006111. The next prime is 2006141. The reversal of 2006115 is 5116002.

2006115 = T450 + T451 + ... + T468.

It is not a de Polignac number, because 2006115 - 22 = 2006111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

2006115 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2006094 and 2006103.

It is not an unprimeable number, because it can be changed into a prime (2006111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3235 + ... + 3804.

It is an arithmetic number, because the mean of its divisors is an integer number (211200).

22006115 is an apocalyptic number.

2006115 is a deficient number, since it is larger than the sum of its proper divisors (1373085).

2006115 is a wasteful number, since it uses less digits than its factorization.

2006115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2006115 is about 1416.3738913154. The cubic root of 2006115 is about 126.1203812969.

The spelling of 2006115 in words is "two million, six thousand, one hundred fifteen".

Divisors: 1 3 5 15 19 57 95 285 7039 21117 35195 105585 133741 401223 668705 2006115