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2012013300 = 2235211609701
BaseRepresentation
bin111011111101100…
…1110001011110100
312012012221212101010
41313323032023310
513110033411200
6531352232220
7100600554663
oct16773161364
95165855333
102012013300
11942802410
1248199b670
13260ac241b
14151304dda
15bb987150
hex77ece2f4

2012013300 has 72 divisors (see below), whose sum is σ = 6350656032. Its totient is φ = 487760000.

The previous prime is 2012013287. The next prime is 2012013307. The reversal of 2012013300 is 33102102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012013307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301551 + ... + 308150.

It is an arithmetic number, because the mean of its divisors is an integer number (88203556).

Almost surely, 22012013300 is an apocalyptic number.

2012013300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012013300 is an abundant number, since it is smaller than the sum of its proper divisors (4338642732).

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

2012013300 is a wasteful number, since it uses less digits than its factorization.

2012013300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609729 (or 609722 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 2012013300 is about 44855.4712381890. The cubic root of 2012013300 is about 1262.4386507456.

Adding to 2012013300 its reverse (33102102), we get a palindrome (2045115402).

The spelling of 2012013300 in words is "two billion, twelve million, thirteen thousand, three hundred".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 25 30 33 44 50 55 60 66 75 100 110 132 150 165 220 275 300 330 550 660 825 1100 1650 3300 609701 1219402 1829103 2438804 3048505 3658206 6097010 6706711 7316412 9145515 12194020 13413422 15242525 18291030 20120133 26826844 30485050 33533555 36582060 40240266 45727575 60970100 67067110 80480532 91455150 100600665 134134220 167667775 182910300 201201330 335335550 402402660 503003325 670671100 1006006650 2012013300