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1020130012 = 2211131176983
BaseRepresentation
bin111100110011011…
…111001011011100
32122002112222022001
4330303133023130
54042123130022
6245120532044
734164650656
oct7463371334
92562488261
101020130012
11483922860
12245781024
13133467835
14996ab6d6
155e85ab27
hex3ccdf2dc

1020130012 has 24 divisors (see below), whose sum is σ = 1962398592. Its totient is φ = 460153200.

The previous prime is 1020129991. The next prime is 1020130031. The reversal of 1020130012 is 2100310201.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 82728 + ... + 94255.

It is an arithmetic number, because the mean of its divisors is an integer number (81766608).

Almost surely, 21020130012 is an apocalyptic number.

It is an amenable number.

1020130012 is a deficient number, since it is larger than the sum of its proper divisors (942268580).

1020130012 is a wasteful number, since it uses less digits than its factorization.

1020130012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177129 (or 177127 counting only the distinct ones).

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

The square root of 1020130012 is about 31939.4741973001. The cubic root of 1020130012 is about 1006.6654767077.

Adding to 1020130012 its reverse (2100310201), we get a palindrome (3120440213).

The spelling of 1020130012 in words is "one billion, twenty million, one hundred thirty thousand, twelve".

Divisors: 1 2 4 11 22 44 131 262 524 1441 2882 5764 176983 353966 707932 1946813 3893626 7787252 23184773 46369546 92739092 255032503 510065006 1020130012