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115512016412 = 221340910615119
BaseRepresentation
bin110101110010100001…
…1010111111000011100
3102001011020020102102002
41223211003113320130
53343032034011122
6125022051221432
711226331640102
oct1534503277034
9361136212362
10115512016412
1144a96581681
121a4788a7878
13ab7b45a190
14583b287c72
153010e8c992
hex1ae50d7e1c

115512016412 has 48 divisors (see below), whose sum is σ = 218476339200. Its totient is φ = 53122383360.

The previous prime is 115512016357. The next prime is 115512016453. The reversal of 115512016412 is 214610215511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22562789 + ... + 22567907.

It is an arithmetic number, because the mean of its divisors is an integer number (4551590400).

Almost surely, 2115512016412 is an apocalyptic number.

It is an amenable number.

115512016412 is a deficient number, since it is larger than the sum of its proper divisors (102964322788).

115512016412 is a wasteful number, since it uses less digits than its factorization.

115512016412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6606 (or 6604 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 29.

The spelling of 115512016412 in words is "one hundred fifteen billion, five hundred twelve million, sixteen thousand, four hundred twelve".

Divisors: 1 2 4 13 26 52 409 818 1061 1636 2122 4244 5119 5317 10238 10634 13793 20476 21268 27586 55172 66547 133094 266188 433949 867898 1735796 2093671 4187342 5431259 5641337 8374684 10862518 11282674 21725036 22565348 27217723 54435446 70606367 108870892 141212734 282425468 2221384931 4442769862 8885539724 28878004103 57756008206 115512016412