Base | Representation |
---|---|
bin | 10001001000010111110111… |
… | …001011101111010110101111 |
3 | 100212202122022020221001000112 |
4 | 101020113313023233112233 |
5 | 34333401230101422124 |
6 | 424123414144050235 |
7 | 21604202111512346 |
oct | 2110276713572657 |
9 | 325678266831015 |
10 | 75342168389039 |
11 | 22008485986782 |
12 | 854999790397b |
13 | 3306974c93456 |
14 | 148681a8cab5d |
15 | 8a9c5193390e |
hex | 4485f72ef5af |
75342168389039 has 4 divisors (see below), whose sum is σ = 76763718736056. Its totient is φ = 73920618042024.
The previous prime is 75342168389021. The next prime is 75342168389063. The reversal of 75342168389039 is 93098386124357.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 75342168389039 - 216 = 75342168323503 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 75342168389039.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75342168319039) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 710775173429 + ... + 710775173534.
It is an arithmetic number, because the mean of its divisors is an integer number (19190929684014).
It is a 1-persistent number, because it is pandigital, but 2⋅75342168389039 = 150684336778078 is not.
Almost surely, 275342168389039 is an apocalyptic number.
75342168389039 is a deficient number, since it is larger than the sum of its proper divisors (1421550347017).
75342168389039 is a wasteful number, since it uses less digits than its factorization.
75342168389039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1421550347016.
The product of its (nonzero) digits is 235146240, while the sum is 68.
The spelling of 75342168389039 in words is "seventy-five trillion, three hundred forty-two billion, one hundred sixty-eight million, three hundred eighty-nine thousand, thirty-nine".
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