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2013303030 = 2351710936217
BaseRepresentation
bin111100000000000…
…1001000011110110
312012022101101112220
41320000021003312
513110401144110
6531440023210
7100614536064
oct17000110366
95168341486
102013303030
11943503402
12482301b06
1326115448b
1415155d034
15bbb3e370
hex780090f6

2013303030 has 64 divisors (see below), whose sum is σ = 5163238080. Its totient is φ = 500649984.

The previous prime is 2013303011. The next prime is 2013303067. The reversal of 2013303030 is 303033102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37482 + ... + 73698.

It is an arithmetic number, because the mean of its divisors is an integer number (80675595).

Almost surely, 22013303030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2013303030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2581619040).

2013303030 is an abundant number, since it is smaller than the sum of its proper divisors (3149935050).

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

2013303030 is a wasteful number, since it uses less digits than its factorization.

2013303030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36353.

The product of its (nonzero) digits is 162, while the sum is 15.

The square root of 2013303030 is about 44869.8454421229. The cubic root of 2013303030 is about 1262.7083403519.

Adding to 2013303030 its reverse (303033102), we get a palindrome (2316336132).

The spelling of 2013303030 in words is "two billion, thirteen million, three hundred three thousand, thirty".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 109 170 218 255 327 510 545 654 1090 1635 1853 3270 3706 5559 9265 11118 18530 27795 36217 55590 72434 108651 181085 217302 362170 543255 615689 1086510 1231378 1847067 3078445 3694134 3947653 6156890 7895306 9235335 11842959 18470670 19738265 23685918 39476530 59214795 67110101 118429590 134220202 201330303 335550505 402660606 671101010 1006651515 2013303030