Base | Representation |
---|---|
bin | 1011010110101000011… |
… | …1101001001011010000 |
3 | 200122110122100121222201 |
4 | 2311222013221023100 |
5 | 11143432300320010 |
6 | 225335002212544 |
7 | 20043421636414 |
oct | 2655207511320 |
9 | 618418317881 |
10 | 195053916880 |
11 | 757a393a7a9 |
12 | 319771b4154 |
13 | 155166ba784 |
14 | 9625256d44 |
15 | 511911d23a |
hex | 2d6a1e92d0 |
195053916880 has 40 divisors (see below), whose sum is σ = 453639608064. Its totient is φ = 77997609600.
The previous prime is 195053916877. The next prime is 195053916881. The reversal of 195053916880 is 88619350591.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (195053916881) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111016 + ... + 634375.
Almost surely, 2195053916880 is an apocalyptic number.
195053916880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
195053916880 is an abundant number, since it is smaller than the sum of its proper divisors (258585691184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
195053916880 is a wasteful number, since it uses less digits than its factorization.
195053916880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 748675 (or 748669 counting only the distinct ones).
The product of its (nonzero) digits is 2332800, while the sum is 55.
The spelling of 195053916880 in words is "one hundred ninety-five billion, fifty-three million, nine hundred sixteen thousand, eight hundred eighty".
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