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2030411705 = 571033111811
BaseRepresentation
bin111100100000101…
…1001111110111001
312020111120121020112
41321001121332321
513124241133310
6533250434105
7101213133440
oct17101317671
95214517215
102030411705
11952129403
12487b92935
1326486485a
14153933d57
15bd3bd705
hex79059fb9

2030411705 has 32 divisors (see below), whose sum is σ = 2822197248. Its totient is φ = 1373572800.

The previous prime is 2030411693. The next prime is 2030411749. The reversal of 2030411705 is 5071140302.

It is not a de Polignac number, because 2030411705 - 230 = 956669881 is a prime.

It is a Duffinian number.

It is a Curzon 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, 1120250 + ... + 1122060.

It is an arithmetic number, because the mean of its divisors is an integer number (88193664).

Almost surely, 22030411705 is an apocalyptic number.

It is an amenable number.

2030411705 is a deficient number, since it is larger than the sum of its proper divisors (791785543).

2030411705 is a wasteful number, since it uses less digits than its factorization.

2030411705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2237.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 2030411705 is about 45060.0899355516. The cubic root of 2030411705 is about 1266.2750099900.

The spelling of 2030411705 in words is "two billion, thirty million, four hundred eleven thousand, seven hundred five".

Divisors: 1 5 7 35 103 311 515 721 1555 1811 2177 3605 9055 10885 12677 32033 63385 160165 186533 224231 563221 932665 1121155 1305731 2816105 3942547 6528655 19712735 58011763 290058815 406082341 2030411705