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2010301930 = 257213315589
BaseRepresentation
bin111011111010010…
…1100010111101010
312012002201220211001
41313310230113222
513104114130210
6531251425214
7100550166400
oct16764542752
95162656731
102010301930
1194184365a
124812b520a
13260643490
14150dbb470
15bb74a03a
hex77d2c5ea

2010301930 has 48 divisors (see below), whose sum is σ = 4533134760. Its totient is φ = 636225408.

The previous prime is 2010301927. The next prime is 2010301939. The reversal of 2010301930 is 391030102.

It can be written as a sum of positive squares in 4 ways, for example, as 1730643201 + 279658729 = 41601^2 + 16723^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2010301898 and 2010301907.

It is not an unprimeable number, because it can be changed into a prime (2010301939) 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 23 ways as a sum of consecutive naturals, for example, 151425 + ... + 164164.

Almost surely, 22010301930 is an apocalyptic number.

2010301930 is an abundant number, since it is smaller than the sum of its proper divisors (2522832830).

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

2010301930 is a wasteful number, since it uses less digits than its factorization.

2010301930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315623 (or 315616 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 2010301930 is about 44836.3906888144. The cubic root of 2010301930 is about 1262.0806159222.

The spelling of 2010301930 in words is "two billion, ten million, three hundred one thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 49 65 70 91 98 130 182 245 455 490 637 910 1274 3185 6370 315589 631178 1577945 2209123 3155890 4102657 4418246 8205314 11045615 15463861 20513285 22091230 28718599 30927722 41026570 57437198 77319305 143592995 154638610 201030193 287185990 402060386 1005150965 2010301930