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2012102030 = 251300915467
BaseRepresentation
bin111011111101110…
…0011110110001110
312012020010101002102
41313323203312032
513110044231110
6531354155102
7100601404451
oct16773436616
95166111072
102012102030
11942863044
12481a22a92
13260b23923
14151329498
15bb9a35a5
hex77ee3d8e

2012102030 has 16 divisors (see below), whose sum is σ = 3622296240. Its totient is φ = 804726912.

The previous prime is 2012102003. The next prime is 2012102039. The reversal of 2012102030 is 302012102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012102039) 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, 122357 + ... + 137823.

It is an arithmetic number, because the mean of its divisors is an integer number (226393515).

Almost surely, 22012102030 is an apocalyptic number.

2012102030 is a deficient number, since it is larger than the sum of its proper divisors (1610194210).

2012102030 is a wasteful number, since it uses less digits than its factorization.

2012102030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28483.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2012102030 is about 44856.4602928051. The cubic root of 2012102030 is about 1262.4572083657.

Adding to 2012102030 its reverse (302012102), we get a palindrome (2314114132).

The spelling of 2012102030 in words is "two billion, twelve million, one hundred two thousand, thirty".

Divisors: 1 2 5 10 13009 15467 26018 30934 65045 77335 130090 154670 201210203 402420406 1006051015 2012102030