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2066115 = 35181761
BaseRepresentation
bin111111000011011000011
310212222011210
413320123003
51012103430
6112141203
723363442
oct7703303
93788153
102066115
111191337
12837803
1357456c
143bad59
152ac2b0
hex1f86c3

2066115 has 16 divisors (see below), whose sum is σ = 3328416. Its totient is φ = 1094400.

The previous prime is 2066111. The next prime is 2066123. The reversal of 2066115 is 5116602.

It is a happy number.

It is not a de Polignac number, because 2066115 - 22 = 2066111 is a prime.

It is a Sastry number since concatenated with its successor gives a square.

It is a junction number, because it is equal to n+sod(n) for n = 2066091 and 2066100.

It is not an unprimeable number, because it can be changed into a prime (2066111) 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, 2335 + ... + 3095.

It is an arithmetic number, because the mean of its divisors is an integer number (208026).

22066115 is an apocalyptic number.

2066115 is a deficient number, since it is larger than the sum of its proper divisors (1262301).

2066115 is a wasteful number, since it uses less digits than its factorization.

2066115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 2066115 is about 1437.3986920823. The cubic root of 2066115 is about 127.3654096859.

The spelling of 2066115 in words is "two million, sixty-six thousand, one hundred fifteen".

Divisors: 1 3 5 15 181 543 761 905 2283 2715 3805 11415 137741 413223 688705 2066115