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2130102 = 232139103
BaseRepresentation
bin1000001000000010110110
311000012221200
420020002312
51021130402
6113353330
724051132
oct10100266
94005850
102130102
111225417
12868846
13597720
143d63c2
152c121c
hex2080b6

2130102 has 24 divisors (see below), whose sum is σ = 4970784. Its totient is φ = 655344.

The previous prime is 2130101. The next prime is 2130133. The reversal of 2130102 is 2010312.

It is a happy number.

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 (2130101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4318 + ... + 4785.

It is an arithmetic number, because the mean of its divisors is an integer number (207116).

22130102 is an apocalyptic number.

2130102 is an abundant number, since it is smaller than the sum of its proper divisors (2840682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2130102 is a wasteful number, since it uses less digits than its factorization.

2130102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9124 (or 9121 counting only the distinct ones).

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

The square root of 2130102 is about 1459.4868961385. The cubic root of 2130102 is about 128.6668888945. Note that the first 3 decimals are identical.

Adding to 2130102 its reverse (2010312), we get a palindrome (4140414).

The spelling of 2130102 in words is "two million, one hundred thirty thousand, one hundred two".

Divisors: 1 2 3 6 9 13 18 26 39 78 117 234 9103 18206 27309 54618 81927 118339 163854 236678 355017 710034 1065051 2130102