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2012301140 = 225313379631
BaseRepresentation
bin111011111110001…
…0100011101010100
312012020111111012212
41313330110131110
513110122114030
6531402332552
7100603164113
oct16774243524
95166444185
102012301140
119429896a3
12481aba158
13260b93445
1415137bc7a
15bb9e2595
hex77f14754

2012301140 has 48 divisors (see below), whose sum is σ = 4375547904. Its totient is φ = 776563200.

The previous prime is 2012301133. The next prime is 2012301149. The reversal of 2012301140 is 411032102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012301149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204125 + ... + 213755.

It is an arithmetic number, because the mean of its divisors is an integer number (91157248).

Almost surely, 22012301140 is an apocalyptic number.

2012301140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2012301140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2187773952).

2012301140 is an abundant number, since it is smaller than the sum of its proper divisors (2363246764).

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

2012301140 is a wasteful number, since it uses less digits than its factorization.

2012301140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10008 (or 10006 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2012301140 is about 44858.6796506540. The cubic root of 2012301140 is about 1262.4988496542.

Adding to 2012301140 its reverse (411032102), we get a palindrome (2423333242).

The spelling of 2012301140 in words is "two billion, twelve million, three hundred one thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 31 62 124 155 310 337 620 674 1348 1685 3370 6740 9631 10447 19262 20894 38524 41788 48155 52235 96310 104470 192620 208940 298561 597122 1194244 1492805 2985610 3245647 5971220 6491294 12982588 16228235 32456470 64912940 100615057 201230114 402460228 503075285 1006150570 2012301140