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2000131210 = 257112236143
BaseRepresentation
bin111011100110111…
…1001010010001010
312011101121012012201
41313031321102022
513044013144320
6530245430414
7100364556220
oct16715712212
95141535181
102000131210
11937027200
12479a0b40a
1325b4c1cbc
1414d8d0b10
15ba8db70a
hex7737948a

2000131210 has 48 divisors (see below), whose sum is σ = 4522629888. Its totient is φ = 623414880.

The previous prime is 2000131193. The next prime is 2000131219. The reversal of 2000131210 is 121310002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (2000131219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109602 + ... + 126541.

It is an arithmetic number, because the mean of its divisors is an integer number (94221456).

Almost surely, 22000131210 is an apocalyptic number.

2000131210 is an abundant number, since it is smaller than the sum of its proper divisors (2522498678).

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

2000131210 is a wasteful number, since it uses less digits than its factorization.

2000131210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236179 (or 236168 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 2000131210 is about 44722.8264983330. The cubic root of 2000131210 is about 1259.9486016659.

Adding to 2000131210 its reverse (121310002), we get a palindrome (2121441212).

The spelling of 2000131210 in words is "two billion, one hundred thirty-one thousand, two hundred ten".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 121 154 242 385 605 770 847 1210 1694 4235 8470 236143 472286 1180715 1653001 2361430 2597573 3306002 5195146 8265005 12987865 16530010 18183011 25975730 28573303 36366022 57146606 90915055 142866515 181830110 200013121 285733030 400026242 1000065605 2000131210