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9118902189313 = 723711375999721
BaseRepresentation
bin1000010010110010100011…
…1011001111110100000001
31012021202110222020212200201
42010230220323033310001
52143401002430024223
631221055453045201
71630550616463360
oct204545073176401
935252428225621
109118902189313
1129a6339613894
121033379a86801
13511ba77b1a27
142375002dd7d7
1510c30c0ceead
hex84b28ecfd01

9118902189313 has 64 divisors (see below), whose sum is σ = 11128065638400. Its totient is φ = 7304295398400.

The previous prime is 9118902189311. The next prime is 9118902189377. The reversal of 9118902189313 is 3139812098119.

It is a happy number.

It is not a de Polignac number, because 9118902189313 - 21 = 9118902189311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9118902189311) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 938057293 + ... + 938067013.

It is an arithmetic number, because the mean of its divisors is an integer number (173876025600).

Almost surely, 29118902189313 is an apocalyptic number.

It is an amenable number.

9118902189313 is a deficient number, since it is larger than the sum of its proper divisors (2009163449087).

9118902189313 is a wasteful number, since it uses less digits than its factorization.

9118902189313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10558.

The product of its (nonzero) digits is 839808, while the sum is 55.

The spelling of 9118902189313 in words is "nine trillion, one hundred eighteen billion, nine hundred two million, one hundred eighty-nine thousand, three hundred thirteen".

Divisors: 1 7 23 71 137 161 497 599 959 1633 3151 4193 9721 9727 11431 13777 22057 42529 68047 68089 82063 96439 223583 223721 297703 574441 690191 978167 1331777 1565081 1566047 1887449 4831337 5822879 5826473 6847169 9322439 13212143 15874393 30630871 40760153 40785311 94556167 111120751 133926217 134008879 214416097 413424409 661893169 797734423 937483519 938062153 2174791841 2893970863 5584140961 9508761407 15223542887 18347891729 56639144033 66561329849 128435242103 396474008231 1302700312759 9118902189313