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2012010250 = 25319740853
BaseRepresentation
bin111011111101100…
…1101011100001010
312012012221201012011
41313323031130022
513110033312000
6531352210134
7100600543045
oct16773153412
95165851164
102012010250
11942800098
1248199994a
13260ac0c13
14151303c5c
15bb9862ba
hex77ecd70a

2012010250 has 32 divisors (see below), whose sum is σ = 3785695056. Its totient is φ = 800699200.

The previous prime is 2012010233. The next prime is 2012010251. The reversal of 2012010250 is 520102102.

It can be written as a sum of positive squares in 8 ways, for example, as 1154164729 + 857845521 = 33973^2 + 29289^2 .

It is a super-2 number, since 2×20120102502 = 8096370492210125000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2012010250.

It is not an unprimeable number, because it can be changed into a prime (2012010251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28824 + ... + 69676.

Almost surely, 22012010250 is an apocalyptic number.

2012010250 is a deficient number, since it is larger than the sum of its proper divisors (1773684806).

2012010250 is a wasteful number, since it uses less digits than its factorization.

2012010250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41067 (or 41057 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 2012010250 is about 44855.4372400939. The cubic root of 2012010250 is about 1262.4380128374.

Adding to 2012010250 its reverse (520102102), we get a palindrome (2532112352).

The spelling of 2012010250 in words is "two billion, twelve million, ten thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 197 250 394 985 1970 4925 9850 24625 40853 49250 81706 204265 408530 1021325 2042650 5106625 8048041 10213250 16096082 40240205 80480410 201201025 402402050 1006005125 2012010250