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2012103 = 321713151
BaseRepresentation
bin111101011001111000111
310210020002100
413223033013
51003341403
6111043143
723050122
oct7531707
93706070
102012103
1111547a5
128104b3
13555ac2
143a53b9
1529b2a3
hex1eb3c7

2012103 has 12 divisors (see below), whose sum is σ = 3077568. Its totient is φ = 1262400.

The previous prime is 2012093. The next prime is 2012113. The reversal of 2012103 is 3012102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2012093) and next prime (2012113).

It is not a de Polignac number, because 2012103 - 29 = 2011591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6423 + ... + 6728.

It is an arithmetic number, because the mean of its divisors is an integer number (256464).

22012103 is an apocalyptic number.

2012103 is a deficient number, since it is larger than the sum of its proper divisors (1065465).

2012103 is a wasteful number, since it uses less digits than its factorization.

2012103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13174 (or 13171 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 2012103 is about 1418.4861648955. The cubic root of 2012103 is about 126.2457411235.

Adding to 2012103 its reverse (3012102), we get a palindrome (5024205).

Subtracting 2012103 from its reverse (3012102), we obtain a palindrome (999999).

It can be divided in two parts, 201 and 2103, that added together give a square (2304 = 482).

The spelling of 2012103 in words is "two million, twelve thousand, one hundred three".

Divisors: 1 3 9 17 51 153 13151 39453 118359 223567 670701 2012103