Base | Representation |
---|---|
bin | 100011000000101110001010… |
… | …110101111000110011001101 |
3 | 202012012110101201020122000210 |
4 | 203000232022311320303031 |
5 | 130140312000142122424 |
6 | 1303253553153513033 |
7 | 44301526504510335 |
oct | 4300561265706315 |
9 | 665173351218023 |
10 | 153981201910989 |
11 | 45077074219382 |
12 | 1532a708b72779 |
13 | 67bc498c9cc4b |
14 | 2a04a30d400c5 |
15 | 12c060ee35729 |
hex | 8c0b8ad78ccd |
153981201910989 has 16 divisors (see below), whose sum is σ = 205544843663040. Its totient is φ = 102535907884800.
The previous prime is 153981201910979. The next prime is 153981201910997. The reversal of 153981201910989 is 989019102189351.
It is not a de Polignac number, because 153981201910989 - 25 = 153981201910957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153981201910979) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2622174 + ... + 17743680.
It is an arithmetic number, because the mean of its divisors is an integer number (12846552728940).
Almost surely, 2153981201910989 is an apocalyptic number.
It is an amenable number.
153981201910989 is a deficient number, since it is larger than the sum of its proper divisors (51563641752051).
153981201910989 is a wasteful number, since it uses less digits than its factorization.
153981201910989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15125420.
The product of its (nonzero) digits is 12597120, while the sum is 66.
The spelling of 153981201910989 in words is "one hundred fifty-three trillion, nine hundred eighty-one billion, two hundred one million, nine hundred ten thousand, nine hundred eighty-nine".
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